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<div class="subTitle">org.apache.sysds.runtime.privacy.propagation</div>
<h2 title="Class PrivacyPropagator" class="title">Class PrivacyPropagator</h2>
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<ul class="inheritance">
<li><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">java.lang.Object</a></li>
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<li>org.apache.sysds.runtime.privacy.propagation.PrivacyPropagator</li>
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<pre>public class <span class="typeNameLabel">PrivacyPropagator</span>
extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></pre>
<div class="block">Class with static methods merging privacy constraints of operands
in expressions to generate the privacy constraints of the output.</div>
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<caption><span>Constructors</span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colOne" scope="col">Constructor and Description</th>
</tr>
<tr class="altColor">
<td class="colOne"><code><span class="memberNameLink"><a href="../../../../../../org/apache/sysds/runtime/privacy/propagation/PrivacyPropagator.html#PrivacyPropagator--">PrivacyPropagator</a></span>()</code>&nbsp;</td>
</tr>
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<!-- ========== METHOD SUMMARY =========== -->
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<h3>Method Summary</h3>
<table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Method Summary table, listing methods, and an explanation">
<caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd">&nbsp;</span></span><span id="t1" class="tableTab"><span><a href="javascript:show(1);">Static Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t4" class="tableTab"><span><a href="javascript:show(8);">Concrete Methods</a></span><span class="tabEnd">&nbsp;</span></span></caption>
<tr>
<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Method and Description</th>
</tr>
<tr id="i0" class="altColor">
<td class="colFirst"><code>static <a href="../../../../../../org/apache/sysds/runtime/privacy/PrivacyConstraint.PrivacyLevel.html" title="enum in org.apache.sysds.runtime.privacy">PrivacyConstraint.PrivacyLevel</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/sysds/runtime/privacy/propagation/PrivacyPropagator.html#corePropagation-org.apache.sysds.runtime.privacy.PrivacyConstraint.PrivacyLevel:A-org.apache.sysds.runtime.privacy.propagation.OperatorType-">corePropagation</a></span>(<a href="../../../../../../org/apache/sysds/runtime/privacy/PrivacyConstraint.PrivacyLevel.html" title="enum in org.apache.sysds.runtime.privacy">PrivacyConstraint.PrivacyLevel</a>[]&nbsp;inputLevels,
<a href="../../../../../../org/apache/sysds/runtime/privacy/propagation/OperatorType.html" title="enum in org.apache.sysds.runtime.privacy.propagation">OperatorType</a>&nbsp;operatorType)</code>
<div class="block">Returns the output privacy level based on the given input privacy levels and operator type.</div>
</td>
</tr>
<tr id="i1" class="rowColor">
<td class="colFirst"><code>static <a href="../../../../../../org/apache/sysds/runtime/privacy/PrivacyConstraint.html" title="class in org.apache.sysds.runtime.privacy">PrivacyConstraint</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/sysds/runtime/privacy/propagation/PrivacyPropagator.html#mergeBinary-org.apache.sysds.runtime.privacy.PrivacyConstraint-org.apache.sysds.runtime.privacy.PrivacyConstraint-">mergeBinary</a></span>(<a href="../../../../../../org/apache/sysds/runtime/privacy/PrivacyConstraint.html" title="class in org.apache.sysds.runtime.privacy">PrivacyConstraint</a>&nbsp;privacyConstraint1,
<a href="../../../../../../org/apache/sysds/runtime/privacy/PrivacyConstraint.html" title="class in org.apache.sysds.runtime.privacy">PrivacyConstraint</a>&nbsp;privacyConstraint2)</code>&nbsp;</td>
</tr>
<tr id="i2" class="altColor">
<td class="colFirst"><code>static <a href="../../../../../../org/apache/sysds/runtime/privacy/PrivacyConstraint.html" title="class in org.apache.sysds.runtime.privacy">PrivacyConstraint</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/sysds/runtime/privacy/propagation/PrivacyPropagator.html#mergeNary-org.apache.sysds.runtime.privacy.PrivacyConstraint:A-">mergeNary</a></span>(<a href="../../../../../../org/apache/sysds/runtime/privacy/PrivacyConstraint.html" title="class in org.apache.sysds.runtime.privacy">PrivacyConstraint</a>[]&nbsp;privacyConstraints)</code>&nbsp;</td>
</tr>
<tr id="i3" class="rowColor">
<td class="colFirst"><code>static <a href="../../../../../../org/apache/sysds/runtime/privacy/PrivacyConstraint.html" title="class in org.apache.sysds.runtime.privacy">PrivacyConstraint</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/sysds/runtime/privacy/propagation/PrivacyPropagator.html#mergeNary-org.apache.sysds.runtime.privacy.PrivacyConstraint:A-org.apache.sysds.runtime.privacy.propagation.OperatorType-">mergeNary</a></span>(<a href="../../../../../../org/apache/sysds/runtime/privacy/PrivacyConstraint.html" title="class in org.apache.sysds.runtime.privacy">PrivacyConstraint</a>[]&nbsp;privacyConstraints,
<a href="../../../../../../org/apache/sysds/runtime/privacy/propagation/OperatorType.html" title="enum in org.apache.sysds.runtime.privacy.propagation">OperatorType</a>&nbsp;operatorType)</code>&nbsp;</td>
</tr>
<tr id="i4" class="altColor">
<td class="colFirst"><code>static <a href="../../../../../../org/apache/sysds/runtime/instructions/cp/Data.html" title="class in org.apache.sysds.runtime.instructions.cp">Data</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/sysds/runtime/privacy/propagation/PrivacyPropagator.html#parseAndSetPrivacyConstraint-org.apache.sysds.runtime.instructions.cp.Data-org.apache.wink.json4j.JSONObject-">parseAndSetPrivacyConstraint</a></span>(<a href="../../../../../../org/apache/sysds/runtime/instructions/cp/Data.html" title="class in org.apache.sysds.runtime.instructions.cp">Data</a>&nbsp;cd,
org.apache.wink.json4j.JSONObject&nbsp;mtd)</code>&nbsp;</td>
</tr>
<tr id="i5" class="rowColor">
<td class="colFirst"><code>static void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/sysds/runtime/privacy/propagation/PrivacyPropagator.html#postProcessInstruction-org.apache.sysds.runtime.instructions.Instruction-org.apache.sysds.runtime.controlprogram.context.ExecutionContext-">postProcessInstruction</a></span>(<a href="../../../../../../org/apache/sysds/runtime/instructions/Instruction.html" title="class in org.apache.sysds.runtime.instructions">Instruction</a>&nbsp;inst,
<a href="../../../../../../org/apache/sysds/runtime/controlprogram/context/ExecutionContext.html" title="class in org.apache.sysds.runtime.controlprogram.context">ExecutionContext</a>&nbsp;ec)</code>
<div class="block">Propagate privacy constraints to output variables
based on privacy constraint of CPOperand output in instruction
which has been set during privacy propagation preprocessing.</div>
</td>
</tr>
<tr id="i6" class="altColor">
<td class="colFirst"><code>static <a href="../../../../../../org/apache/sysds/runtime/instructions/Instruction.html" title="class in org.apache.sysds.runtime.instructions">Instruction</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/sysds/runtime/privacy/propagation/PrivacyPropagator.html#preprocessAppendCPInstruction-org.apache.sysds.runtime.instructions.cp.AppendCPInstruction-org.apache.sysds.runtime.controlprogram.context.ExecutionContext-">preprocessAppendCPInstruction</a></span>(<a href="../../../../../../org/apache/sysds/runtime/instructions/cp/AppendCPInstruction.html" title="class in org.apache.sysds.runtime.instructions.cp">AppendCPInstruction</a>&nbsp;inst,
<a href="../../../../../../org/apache/sysds/runtime/controlprogram/context/ExecutionContext.html" title="class in org.apache.sysds.runtime.controlprogram.context">ExecutionContext</a>&nbsp;ec)</code>&nbsp;</td>
</tr>
<tr id="i7" class="rowColor">
<td class="colFirst"><code>static <a href="../../../../../../org/apache/sysds/runtime/instructions/Instruction.html" title="class in org.apache.sysds.runtime.instructions">Instruction</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/sysds/runtime/privacy/propagation/PrivacyPropagator.html#preprocessBinaryCPInstruction-org.apache.sysds.runtime.instructions.cp.BinaryCPInstruction-org.apache.sysds.runtime.controlprogram.context.ExecutionContext-">preprocessBinaryCPInstruction</a></span>(<a href="../../../../../../org/apache/sysds/runtime/instructions/cp/BinaryCPInstruction.html" title="class in org.apache.sysds.runtime.instructions.cp">BinaryCPInstruction</a>&nbsp;inst,
<a href="../../../../../../org/apache/sysds/runtime/controlprogram/context/ExecutionContext.html" title="class in org.apache.sysds.runtime.controlprogram.context">ExecutionContext</a>&nbsp;ec)</code>&nbsp;</td>
</tr>
<tr id="i8" class="altColor">
<td class="colFirst"><code>static <a href="../../../../../../org/apache/sysds/runtime/instructions/Instruction.html" title="class in org.apache.sysds.runtime.instructions">Instruction</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/sysds/runtime/privacy/propagation/PrivacyPropagator.html#preprocessBuiltinNary-org.apache.sysds.runtime.instructions.cp.BuiltinNaryCPInstruction-org.apache.sysds.runtime.controlprogram.context.ExecutionContext-">preprocessBuiltinNary</a></span>(<a href="../../../../../../org/apache/sysds/runtime/instructions/cp/BuiltinNaryCPInstruction.html" title="class in org.apache.sysds.runtime.instructions.cp">BuiltinNaryCPInstruction</a>&nbsp;inst,
<a href="../../../../../../org/apache/sysds/runtime/controlprogram/context/ExecutionContext.html" title="class in org.apache.sysds.runtime.controlprogram.context">ExecutionContext</a>&nbsp;ec)</code>&nbsp;</td>
</tr>
<tr id="i9" class="rowColor">
<td class="colFirst"><code>static <a href="../../../../../../org/apache/sysds/runtime/instructions/Instruction.html" title="class in org.apache.sysds.runtime.instructions">Instruction</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/sysds/runtime/privacy/propagation/PrivacyPropagator.html#preprocessCPInstructionFineGrained-org.apache.sysds.runtime.instructions.cp.CPInstruction-org.apache.sysds.runtime.controlprogram.context.ExecutionContext-">preprocessCPInstructionFineGrained</a></span>(<a href="../../../../../../org/apache/sysds/runtime/instructions/cp/CPInstruction.html" title="class in org.apache.sysds.runtime.instructions.cp">CPInstruction</a>&nbsp;inst,
<a href="../../../../../../org/apache/sysds/runtime/controlprogram/context/ExecutionContext.html" title="class in org.apache.sysds.runtime.controlprogram.context">ExecutionContext</a>&nbsp;ec)</code>&nbsp;</td>
</tr>
<tr id="i10" class="altColor">
<td class="colFirst"><code>static <a href="../../../../../../org/apache/sysds/runtime/instructions/Instruction.html" title="class in org.apache.sysds.runtime.instructions">Instruction</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/sysds/runtime/privacy/propagation/PrivacyPropagator.html#preprocessExternal-org.apache.sysds.runtime.instructions.cp.FunctionCallCPInstruction-org.apache.sysds.runtime.controlprogram.context.ExecutionContext-">preprocessExternal</a></span>(<a href="../../../../../../org/apache/sysds/runtime/instructions/cp/FunctionCallCPInstruction.html" title="class in org.apache.sysds.runtime.instructions.cp">FunctionCallCPInstruction</a>&nbsp;inst,
<a href="../../../../../../org/apache/sysds/runtime/controlprogram/context/ExecutionContext.html" title="class in org.apache.sysds.runtime.controlprogram.context">ExecutionContext</a>&nbsp;ec)</code>&nbsp;</td>
</tr>
<tr id="i11" class="rowColor">
<td class="colFirst"><code>static <a href="../../../../../../org/apache/sysds/runtime/instructions/Instruction.html" title="class in org.apache.sysds.runtime.instructions">Instruction</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/sysds/runtime/privacy/propagation/PrivacyPropagator.html#preprocessInstruction-org.apache.sysds.runtime.instructions.Instruction-org.apache.sysds.runtime.controlprogram.context.ExecutionContext-">preprocessInstruction</a></span>(<a href="../../../../../../org/apache/sysds/runtime/instructions/Instruction.html" title="class in org.apache.sysds.runtime.instructions">Instruction</a>&nbsp;inst,
<a href="../../../../../../org/apache/sysds/runtime/controlprogram/context/ExecutionContext.html" title="class in org.apache.sysds.runtime.controlprogram.context">ExecutionContext</a>&nbsp;ec)</code>
<div class="block">Propagate privacy constraints from input to output CPOperands
in case the privacy constraints of the input are activated.</div>
</td>
</tr>
<tr id="i12" class="altColor">
<td class="colFirst"><code>static <a href="../../../../../../org/apache/sysds/runtime/instructions/Instruction.html" title="class in org.apache.sysds.runtime.instructions">Instruction</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/sysds/runtime/privacy/propagation/PrivacyPropagator.html#preprocessInstructionSimple-org.apache.sysds.runtime.instructions.Instruction-org.apache.sysds.runtime.controlprogram.context.ExecutionContext-">preprocessInstructionSimple</a></span>(<a href="../../../../../../org/apache/sysds/runtime/instructions/Instruction.html" title="class in org.apache.sysds.runtime.instructions">Instruction</a>&nbsp;inst,
<a href="../../../../../../org/apache/sysds/runtime/controlprogram/context/ExecutionContext.html" title="class in org.apache.sysds.runtime.controlprogram.context">ExecutionContext</a>&nbsp;ec)</code>
<div class="block">Throw exception if privacy constraints are activated or return instruction if privacy is not activated</div>
</td>
</tr>
<tr id="i13" class="rowColor">
<td class="colFirst"><code>static <a href="../../../../../../org/apache/sysds/runtime/instructions/Instruction.html" title="class in org.apache.sysds.runtime.instructions">Instruction</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/sysds/runtime/privacy/propagation/PrivacyPropagator.html#preprocessMultiReturn-org.apache.sysds.runtime.instructions.cp.ComputationCPInstruction-org.apache.sysds.runtime.controlprogram.context.ExecutionContext-">preprocessMultiReturn</a></span>(<a href="../../../../../../org/apache/sysds/runtime/instructions/cp/ComputationCPInstruction.html" title="class in org.apache.sysds.runtime.instructions.cp">ComputationCPInstruction</a>&nbsp;inst,
<a href="../../../../../../org/apache/sysds/runtime/controlprogram/context/ExecutionContext.html" title="class in org.apache.sysds.runtime.controlprogram.context">ExecutionContext</a>&nbsp;ec)</code>&nbsp;</td>
</tr>
<tr id="i14" class="altColor">
<td class="colFirst"><code>static <a href="../../../../../../org/apache/sysds/runtime/instructions/Instruction.html" title="class in org.apache.sysds.runtime.instructions">Instruction</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/sysds/runtime/privacy/propagation/PrivacyPropagator.html#preprocessParameterizedBuiltin-org.apache.sysds.runtime.instructions.cp.ParameterizedBuiltinCPInstruction-org.apache.sysds.runtime.controlprogram.context.ExecutionContext-">preprocessParameterizedBuiltin</a></span>(<a href="../../../../../../org/apache/sysds/runtime/instructions/cp/ParameterizedBuiltinCPInstruction.html" title="class in org.apache.sysds.runtime.instructions.cp">ParameterizedBuiltinCPInstruction</a>&nbsp;inst,
<a href="../../../../../../org/apache/sysds/runtime/controlprogram/context/ExecutionContext.html" title="class in org.apache.sysds.runtime.controlprogram.context">ExecutionContext</a>&nbsp;ec)</code>&nbsp;</td>
</tr>
<tr id="i15" class="rowColor">
<td class="colFirst"><code>static <a href="../../../../../../org/apache/sysds/runtime/instructions/Instruction.html" title="class in org.apache.sysds.runtime.instructions">Instruction</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/sysds/runtime/privacy/propagation/PrivacyPropagator.html#preprocessQuaternary-org.apache.sysds.runtime.instructions.cp.QuaternaryCPInstruction-org.apache.sysds.runtime.controlprogram.context.ExecutionContext-">preprocessQuaternary</a></span>(<a href="../../../../../../org/apache/sysds/runtime/instructions/cp/QuaternaryCPInstruction.html" title="class in org.apache.sysds.runtime.instructions.cp">QuaternaryCPInstruction</a>&nbsp;inst,
<a href="../../../../../../org/apache/sysds/runtime/controlprogram/context/ExecutionContext.html" title="class in org.apache.sysds.runtime.controlprogram.context">ExecutionContext</a>&nbsp;ec)</code>&nbsp;</td>
</tr>
<tr id="i16" class="altColor">
<td class="colFirst"><code>static <a href="../../../../../../org/apache/sysds/runtime/instructions/Instruction.html" title="class in org.apache.sysds.runtime.instructions">Instruction</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/sysds/runtime/privacy/propagation/PrivacyPropagator.html#preprocessTernaryCPInstruction-org.apache.sysds.runtime.instructions.cp.ComputationCPInstruction-org.apache.sysds.runtime.controlprogram.context.ExecutionContext-">preprocessTernaryCPInstruction</a></span>(<a href="../../../../../../org/apache/sysds/runtime/instructions/cp/ComputationCPInstruction.html" title="class in org.apache.sysds.runtime.instructions.cp">ComputationCPInstruction</a>&nbsp;inst,
<a href="../../../../../../org/apache/sysds/runtime/controlprogram/context/ExecutionContext.html" title="class in org.apache.sysds.runtime.controlprogram.context">ExecutionContext</a>&nbsp;ec)</code>&nbsp;</td>
</tr>
<tr id="i17" class="rowColor">
<td class="colFirst"><code>static <a href="../../../../../../org/apache/sysds/runtime/instructions/Instruction.html" title="class in org.apache.sysds.runtime.instructions">Instruction</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/sysds/runtime/privacy/propagation/PrivacyPropagator.html#preprocessUnaryCPInstruction-org.apache.sysds.runtime.instructions.cp.UnaryCPInstruction-org.apache.sysds.runtime.controlprogram.context.ExecutionContext-">preprocessUnaryCPInstruction</a></span>(<a href="../../../../../../org/apache/sysds/runtime/instructions/cp/UnaryCPInstruction.html" title="class in org.apache.sysds.runtime.instructions.cp">UnaryCPInstruction</a>&nbsp;inst,
<a href="../../../../../../org/apache/sysds/runtime/controlprogram/context/ExecutionContext.html" title="class in org.apache.sysds.runtime.controlprogram.context">ExecutionContext</a>&nbsp;ec)</code>&nbsp;</td>
</tr>
<tr id="i18" class="altColor">
<td class="colFirst"><code>static <a href="../../../../../../org/apache/sysds/runtime/instructions/Instruction.html" title="class in org.apache.sysds.runtime.instructions">Instruction</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/sysds/runtime/privacy/propagation/PrivacyPropagator.html#preprocessVariableCPInstruction-org.apache.sysds.runtime.instructions.cp.VariableCPInstruction-org.apache.sysds.runtime.controlprogram.context.ExecutionContext-">preprocessVariableCPInstruction</a></span>(<a href="../../../../../../org/apache/sysds/runtime/instructions/cp/VariableCPInstruction.html" title="class in org.apache.sysds.runtime.instructions.cp">VariableCPInstruction</a>&nbsp;inst,
<a href="../../../../../../org/apache/sysds/runtime/controlprogram/context/ExecutionContext.html" title="class in org.apache.sysds.runtime.controlprogram.context">ExecutionContext</a>&nbsp;ec)</code>&nbsp;</td>
</tr>
</table>
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<h3>Methods inherited from class&nbsp;java.lang.<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></h3>
<code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#equals-java.lang.Object-" title="class or interface in java.lang">equals</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#getClass--" title="class or interface in java.lang">getClass</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#hashCode--" title="class or interface in java.lang">hashCode</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notify--" title="class or interface in java.lang">notify</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notifyAll--" title="class or interface in java.lang">notifyAll</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#toString--" title="class or interface in java.lang">toString</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait--" title="class or interface in java.lang">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait-long-" title="class or interface in java.lang">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait-long-int-" title="class or interface in java.lang">wait</a></code></li>
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<h3>Constructor Detail</h3>
<a name="PrivacyPropagator--">
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<h4>PrivacyPropagator</h4>
<pre>public&nbsp;PrivacyPropagator()</pre>
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<a name="parseAndSetPrivacyConstraint-org.apache.sysds.runtime.instructions.cp.Data-org.apache.wink.json4j.JSONObject-">
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<h4>parseAndSetPrivacyConstraint</h4>
<pre>public static&nbsp;<a href="../../../../../../org/apache/sysds/runtime/instructions/cp/Data.html" title="class in org.apache.sysds.runtime.instructions.cp">Data</a>&nbsp;parseAndSetPrivacyConstraint(<a href="../../../../../../org/apache/sysds/runtime/instructions/cp/Data.html" title="class in org.apache.sysds.runtime.instructions.cp">Data</a>&nbsp;cd,
org.apache.wink.json4j.JSONObject&nbsp;mtd)
throws org.apache.wink.json4j.JSONException</pre>
<dl>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code>org.apache.wink.json4j.JSONException</code></dd>
</dl>
</li>
</ul>
<a name="corePropagation-org.apache.sysds.runtime.privacy.PrivacyConstraint.PrivacyLevel:A-org.apache.sysds.runtime.privacy.propagation.OperatorType-">
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<h4>corePropagation</h4>
<pre>public static&nbsp;<a href="../../../../../../org/apache/sysds/runtime/privacy/PrivacyConstraint.PrivacyLevel.html" title="enum in org.apache.sysds.runtime.privacy">PrivacyConstraint.PrivacyLevel</a>&nbsp;corePropagation(<a href="../../../../../../org/apache/sysds/runtime/privacy/PrivacyConstraint.PrivacyLevel.html" title="enum in org.apache.sysds.runtime.privacy">PrivacyConstraint.PrivacyLevel</a>[]&nbsp;inputLevels,
<a href="../../../../../../org/apache/sysds/runtime/privacy/propagation/OperatorType.html" title="enum in org.apache.sysds.runtime.privacy.propagation">OperatorType</a>&nbsp;operatorType)</pre>
<div class="block">Returns the output privacy level based on the given input privacy levels and operator type.
It represents the basic logic of privacy propagation:
Unary input:
Input | NonAggregate | Aggregate
-----------------------------------
priv | priv | priv
privAgg | privAgg | none
none | none | none
Binary input:
Input | NonAggregate | Aggregate
--------------------------------------------
priv-priv | priv | priv
priv-privAgg | priv | priv
priv-none | priv | priv
privAgg-priv | priv | priv
none-priv | priv | priv
privAgg-privAgg | privAgg | none
none-none | none | none
privAgg-none | privAgg | none
none-privAgg | privAgg | none</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>inputLevels</code> - privacy levels of the input</dd>
<dd><code>operatorType</code> - type of the operator which is either an aggregation (Aggregate) or not an aggregation (NonAggregate)</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>output privacy level</dd>
</dl>
</li>
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<pre>public static&nbsp;<a href="../../../../../../org/apache/sysds/runtime/privacy/PrivacyConstraint.html" title="class in org.apache.sysds.runtime.privacy">PrivacyConstraint</a>&nbsp;mergeNary(<a href="../../../../../../org/apache/sysds/runtime/privacy/PrivacyConstraint.html" title="class in org.apache.sysds.runtime.privacy">PrivacyConstraint</a>[]&nbsp;privacyConstraints,
<a href="../../../../../../org/apache/sysds/runtime/privacy/propagation/OperatorType.html" title="enum in org.apache.sysds.runtime.privacy.propagation">OperatorType</a>&nbsp;operatorType)</pre>
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<pre>public static&nbsp;<a href="../../../../../../org/apache/sysds/runtime/privacy/PrivacyConstraint.html" title="class in org.apache.sysds.runtime.privacy">PrivacyConstraint</a>&nbsp;mergeBinary(<a href="../../../../../../org/apache/sysds/runtime/privacy/PrivacyConstraint.html" title="class in org.apache.sysds.runtime.privacy">PrivacyConstraint</a>&nbsp;privacyConstraint1,
<a href="../../../../../../org/apache/sysds/runtime/privacy/PrivacyConstraint.html" title="class in org.apache.sysds.runtime.privacy">PrivacyConstraint</a>&nbsp;privacyConstraint2)</pre>
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<pre>public static&nbsp;<a href="../../../../../../org/apache/sysds/runtime/privacy/PrivacyConstraint.html" title="class in org.apache.sysds.runtime.privacy">PrivacyConstraint</a>&nbsp;mergeNary(<a href="../../../../../../org/apache/sysds/runtime/privacy/PrivacyConstraint.html" title="class in org.apache.sysds.runtime.privacy">PrivacyConstraint</a>[]&nbsp;privacyConstraints)</pre>
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<pre>public static&nbsp;<a href="../../../../../../org/apache/sysds/runtime/instructions/Instruction.html" title="class in org.apache.sysds.runtime.instructions">Instruction</a>&nbsp;preprocessInstruction(<a href="../../../../../../org/apache/sysds/runtime/instructions/Instruction.html" title="class in org.apache.sysds.runtime.instructions">Instruction</a>&nbsp;inst,
<a href="../../../../../../org/apache/sysds/runtime/controlprogram/context/ExecutionContext.html" title="class in org.apache.sysds.runtime.controlprogram.context">ExecutionContext</a>&nbsp;ec)</pre>
<div class="block">Propagate privacy constraints from input to output CPOperands
in case the privacy constraints of the input are activated.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>inst</code> - instruction for which the privacy constraints are propagated</dd>
<dd><code>ec</code> - execution context</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>instruction with propagated privacy constraints (usually the same instance as the input inst)</dd>
</dl>
</li>
</ul>
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<pre>public static&nbsp;<a href="../../../../../../org/apache/sysds/runtime/instructions/Instruction.html" title="class in org.apache.sysds.runtime.instructions">Instruction</a>&nbsp;preprocessCPInstructionFineGrained(<a href="../../../../../../org/apache/sysds/runtime/instructions/cp/CPInstruction.html" title="class in org.apache.sysds.runtime.instructions.cp">CPInstruction</a>&nbsp;inst,
<a href="../../../../../../org/apache/sysds/runtime/controlprogram/context/ExecutionContext.html" title="class in org.apache.sysds.runtime.controlprogram.context">ExecutionContext</a>&nbsp;ec)</pre>
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<pre>public static&nbsp;<a href="../../../../../../org/apache/sysds/runtime/instructions/Instruction.html" title="class in org.apache.sysds.runtime.instructions">Instruction</a>&nbsp;preprocessAppendCPInstruction(<a href="../../../../../../org/apache/sysds/runtime/instructions/cp/AppendCPInstruction.html" title="class in org.apache.sysds.runtime.instructions.cp">AppendCPInstruction</a>&nbsp;inst,
<a href="../../../../../../org/apache/sysds/runtime/controlprogram/context/ExecutionContext.html" title="class in org.apache.sysds.runtime.controlprogram.context">ExecutionContext</a>&nbsp;ec)</pre>
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<pre>public static&nbsp;<a href="../../../../../../org/apache/sysds/runtime/instructions/Instruction.html" title="class in org.apache.sysds.runtime.instructions">Instruction</a>&nbsp;preprocessBinaryCPInstruction(<a href="../../../../../../org/apache/sysds/runtime/instructions/cp/BinaryCPInstruction.html" title="class in org.apache.sysds.runtime.instructions.cp">BinaryCPInstruction</a>&nbsp;inst,
<a href="../../../../../../org/apache/sysds/runtime/controlprogram/context/ExecutionContext.html" title="class in org.apache.sysds.runtime.controlprogram.context">ExecutionContext</a>&nbsp;ec)</pre>
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<pre>public static&nbsp;<a href="../../../../../../org/apache/sysds/runtime/instructions/Instruction.html" title="class in org.apache.sysds.runtime.instructions">Instruction</a>&nbsp;preprocessInstructionSimple(<a href="../../../../../../org/apache/sysds/runtime/instructions/Instruction.html" title="class in org.apache.sysds.runtime.instructions">Instruction</a>&nbsp;inst,
<a href="../../../../../../org/apache/sysds/runtime/controlprogram/context/ExecutionContext.html" title="class in org.apache.sysds.runtime.controlprogram.context">ExecutionContext</a>&nbsp;ec)</pre>
<div class="block">Throw exception if privacy constraints are activated or return instruction if privacy is not activated</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>inst</code> - instruction</dd>
<dd><code>ec</code> - execution context</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>instruction</dd>
</dl>
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</ul>
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<pre>public static&nbsp;<a href="../../../../../../org/apache/sysds/runtime/instructions/Instruction.html" title="class in org.apache.sysds.runtime.instructions">Instruction</a>&nbsp;preprocessExternal(<a href="../../../../../../org/apache/sysds/runtime/instructions/cp/FunctionCallCPInstruction.html" title="class in org.apache.sysds.runtime.instructions.cp">FunctionCallCPInstruction</a>&nbsp;inst,
<a href="../../../../../../org/apache/sysds/runtime/controlprogram/context/ExecutionContext.html" title="class in org.apache.sysds.runtime.controlprogram.context">ExecutionContext</a>&nbsp;ec)</pre>
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<pre>public static&nbsp;<a href="../../../../../../org/apache/sysds/runtime/instructions/Instruction.html" title="class in org.apache.sysds.runtime.instructions">Instruction</a>&nbsp;preprocessMultiReturn(<a href="../../../../../../org/apache/sysds/runtime/instructions/cp/ComputationCPInstruction.html" title="class in org.apache.sysds.runtime.instructions.cp">ComputationCPInstruction</a>&nbsp;inst,
<a href="../../../../../../org/apache/sysds/runtime/controlprogram/context/ExecutionContext.html" title="class in org.apache.sysds.runtime.controlprogram.context">ExecutionContext</a>&nbsp;ec)</pre>
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<h4>preprocessParameterizedBuiltin</h4>
<pre>public static&nbsp;<a href="../../../../../../org/apache/sysds/runtime/instructions/Instruction.html" title="class in org.apache.sysds.runtime.instructions">Instruction</a>&nbsp;preprocessParameterizedBuiltin(<a href="../../../../../../org/apache/sysds/runtime/instructions/cp/ParameterizedBuiltinCPInstruction.html" title="class in org.apache.sysds.runtime.instructions.cp">ParameterizedBuiltinCPInstruction</a>&nbsp;inst,
<a href="../../../../../../org/apache/sysds/runtime/controlprogram/context/ExecutionContext.html" title="class in org.apache.sysds.runtime.controlprogram.context">ExecutionContext</a>&nbsp;ec)</pre>
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<pre>public static&nbsp;<a href="../../../../../../org/apache/sysds/runtime/instructions/Instruction.html" title="class in org.apache.sysds.runtime.instructions">Instruction</a>&nbsp;preprocessBuiltinNary(<a href="../../../../../../org/apache/sysds/runtime/instructions/cp/BuiltinNaryCPInstruction.html" title="class in org.apache.sysds.runtime.instructions.cp">BuiltinNaryCPInstruction</a>&nbsp;inst,
<a href="../../../../../../org/apache/sysds/runtime/controlprogram/context/ExecutionContext.html" title="class in org.apache.sysds.runtime.controlprogram.context">ExecutionContext</a>&nbsp;ec)</pre>
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<pre>public static&nbsp;<a href="../../../../../../org/apache/sysds/runtime/instructions/Instruction.html" title="class in org.apache.sysds.runtime.instructions">Instruction</a>&nbsp;preprocessQuaternary(<a href="../../../../../../org/apache/sysds/runtime/instructions/cp/QuaternaryCPInstruction.html" title="class in org.apache.sysds.runtime.instructions.cp">QuaternaryCPInstruction</a>&nbsp;inst,
<a href="../../../../../../org/apache/sysds/runtime/controlprogram/context/ExecutionContext.html" title="class in org.apache.sysds.runtime.controlprogram.context">ExecutionContext</a>&nbsp;ec)</pre>
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<h4>preprocessTernaryCPInstruction</h4>
<pre>public static&nbsp;<a href="../../../../../../org/apache/sysds/runtime/instructions/Instruction.html" title="class in org.apache.sysds.runtime.instructions">Instruction</a>&nbsp;preprocessTernaryCPInstruction(<a href="../../../../../../org/apache/sysds/runtime/instructions/cp/ComputationCPInstruction.html" title="class in org.apache.sysds.runtime.instructions.cp">ComputationCPInstruction</a>&nbsp;inst,
<a href="../../../../../../org/apache/sysds/runtime/controlprogram/context/ExecutionContext.html" title="class in org.apache.sysds.runtime.controlprogram.context">ExecutionContext</a>&nbsp;ec)</pre>
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<h4>preprocessUnaryCPInstruction</h4>
<pre>public static&nbsp;<a href="../../../../../../org/apache/sysds/runtime/instructions/Instruction.html" title="class in org.apache.sysds.runtime.instructions">Instruction</a>&nbsp;preprocessUnaryCPInstruction(<a href="../../../../../../org/apache/sysds/runtime/instructions/cp/UnaryCPInstruction.html" title="class in org.apache.sysds.runtime.instructions.cp">UnaryCPInstruction</a>&nbsp;inst,
<a href="../../../../../../org/apache/sysds/runtime/controlprogram/context/ExecutionContext.html" title="class in org.apache.sysds.runtime.controlprogram.context">ExecutionContext</a>&nbsp;ec)</pre>
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<h4>preprocessVariableCPInstruction</h4>
<pre>public static&nbsp;<a href="../../../../../../org/apache/sysds/runtime/instructions/Instruction.html" title="class in org.apache.sysds.runtime.instructions">Instruction</a>&nbsp;preprocessVariableCPInstruction(<a href="../../../../../../org/apache/sysds/runtime/instructions/cp/VariableCPInstruction.html" title="class in org.apache.sysds.runtime.instructions.cp">VariableCPInstruction</a>&nbsp;inst,
<a href="../../../../../../org/apache/sysds/runtime/controlprogram/context/ExecutionContext.html" title="class in org.apache.sysds.runtime.controlprogram.context">ExecutionContext</a>&nbsp;ec)</pre>
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<h4>postProcessInstruction</h4>
<pre>public static&nbsp;void&nbsp;postProcessInstruction(<a href="../../../../../../org/apache/sysds/runtime/instructions/Instruction.html" title="class in org.apache.sysds.runtime.instructions">Instruction</a>&nbsp;inst,
<a href="../../../../../../org/apache/sysds/runtime/controlprogram/context/ExecutionContext.html" title="class in org.apache.sysds.runtime.controlprogram.context">ExecutionContext</a>&nbsp;ec)</pre>
<div class="block">Propagate privacy constraints to output variables
based on privacy constraint of CPOperand output in instruction
which has been set during privacy propagation preprocessing.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>inst</code> - instruction for which privacy constraints are propagated</dd>
<dd><code>ec</code> - execution context</dd>
</dl>
</li>
</ul>
</li>
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