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| <li>Summary: </li> |
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| <div class="subTitle">org.apache.geode.pdx</div> |
| <h2 title="Interface PdxReader" class="title">Interface PdxReader</h2> |
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| <pre>public interface <span class="typeNameLabel">PdxReader</span></pre> |
| <div class="block">A PdxReader will be passed to <a href="../../../../org/apache/geode/pdx/PdxSerializable.html#fromData-org.apache.geode.pdx.PdxReader-"><code>fromData</code></a> or |
| <a href="../../../../org/apache/geode/pdx/PdxSerializer.html#fromData-java.lang.Class-org.apache.geode.pdx.PdxReader-"><code>PdxSerializer fromData</code></a> by GemFire during |
| deserialization of a PDX. The domain class needs to deserialize field members using this |
| interface. This interface is implemented by GemFire. Each readXXX call will return the field's |
| value. If the serialized PDX does not contain the named field then a default value will be |
| returned. Standard Java defaults are used. For Objects this is <code>null</code> and for |
| primitives it is <code>0</code> or <code>0.0</code>. |
| <P> |
| You <em>must</em> read fields in the same order they were written by <a href="../../../../org/apache/geode/pdx/PdxWriter.html" title="interface in org.apache.geode.pdx"><code>PdxWriter</code></a>. |
| <P> |
| The methods on this interface are not thread safe so do not call them concurrently, on the same |
| instance, from more than one thread.</div> |
| <dl> |
| <dt><span class="simpleTagLabel">Since:</span></dt> |
| <dd>GemFire 6.6</dd> |
| </dl> |
| </li> |
| </ul> |
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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"> </span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">Instance Methods</a></span><span class="tabEnd"> </span></span><span id="t3" class="tableTab"><span><a href="javascript:show(4);">Abstract Methods</a></span><span class="tabEnd"> </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>boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/geode/pdx/PdxReader.html#hasField-java.lang.String-">hasField</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> fieldName)</code> |
| <div class="block">Checks if the named field exists and returns the result.</div> |
| </td> |
| </tr> |
| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code>boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/geode/pdx/PdxReader.html#isIdentityField-java.lang.String-">isIdentityField</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> fieldName)</code> |
| <div class="block">Checks if the named field was <a href="../../../../org/apache/geode/pdx/PdxWriter.html#markIdentityField-java.lang.String-"><code>marked</code></a> as an identity |
| field.</div> |
| </td> |
| </tr> |
| <tr id="i2" class="altColor"> |
| <td class="colFirst"><code>byte[][]</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/geode/pdx/PdxReader.html#readArrayOfByteArrays-java.lang.String-">readArrayOfByteArrays</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> fieldName)</code> |
| <div class="block">Reads the named field and returns its value.</div> |
| </td> |
| </tr> |
| <tr id="i3" class="rowColor"> |
| <td class="colFirst"><code>boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/geode/pdx/PdxReader.html#readBoolean-java.lang.String-">readBoolean</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> fieldName)</code> |
| <div class="block">Reads the named field and returns its value.</div> |
| </td> |
| </tr> |
| <tr id="i4" class="altColor"> |
| <td class="colFirst"><code>boolean[]</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/geode/pdx/PdxReader.html#readBooleanArray-java.lang.String-">readBooleanArray</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> fieldName)</code> |
| <div class="block">Reads the named field and returns its value.</div> |
| </td> |
| </tr> |
| <tr id="i5" class="rowColor"> |
| <td class="colFirst"><code>byte</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/geode/pdx/PdxReader.html#readByte-java.lang.String-">readByte</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> fieldName)</code> |
| <div class="block">Reads the named field and returns its value.</div> |
| </td> |
| </tr> |
| <tr id="i6" class="altColor"> |
| <td class="colFirst"><code>byte[]</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/geode/pdx/PdxReader.html#readByteArray-java.lang.String-">readByteArray</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> fieldName)</code> |
| <div class="block">Reads the named field and returns its value.</div> |
| </td> |
| </tr> |
| <tr id="i7" class="rowColor"> |
| <td class="colFirst"><code>char</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/geode/pdx/PdxReader.html#readChar-java.lang.String-">readChar</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> fieldName)</code> |
| <div class="block">Reads the named field and returns its value.</div> |
| </td> |
| </tr> |
| <tr id="i8" class="altColor"> |
| <td class="colFirst"><code>char[]</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/geode/pdx/PdxReader.html#readCharArray-java.lang.String-">readCharArray</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> fieldName)</code> |
| <div class="block">Reads the named field and returns its value.</div> |
| </td> |
| </tr> |
| <tr id="i9" class="rowColor"> |
| <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/util/Date.html?is-external=true" title="class or interface in java.util">Date</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/geode/pdx/PdxReader.html#readDate-java.lang.String-">readDate</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> fieldName)</code> |
| <div class="block">Reads the named field and returns its value.</div> |
| </td> |
| </tr> |
| <tr id="i10" class="altColor"> |
| <td class="colFirst"><code>double</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/geode/pdx/PdxReader.html#readDouble-java.lang.String-">readDouble</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> fieldName)</code> |
| <div class="block">Reads the named field and returns its value.</div> |
| </td> |
| </tr> |
| <tr id="i11" class="rowColor"> |
| <td class="colFirst"><code>double[]</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/geode/pdx/PdxReader.html#readDoubleArray-java.lang.String-">readDoubleArray</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> fieldName)</code> |
| <div class="block">Reads the named field and returns its value.</div> |
| </td> |
| </tr> |
| <tr id="i12" class="altColor"> |
| <td class="colFirst"><code><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></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/geode/pdx/PdxReader.html#readField-java.lang.String-">readField</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> fieldName)</code> |
| <div class="block">Reads the named field and returns its value.</div> |
| </td> |
| </tr> |
| <tr id="i13" class="rowColor"> |
| <td class="colFirst"><code>float</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/geode/pdx/PdxReader.html#readFloat-java.lang.String-">readFloat</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> fieldName)</code> |
| <div class="block">Reads the named field and returns its value.</div> |
| </td> |
| </tr> |
| <tr id="i14" class="altColor"> |
| <td class="colFirst"><code>float[]</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/geode/pdx/PdxReader.html#readFloatArray-java.lang.String-">readFloatArray</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> fieldName)</code> |
| <div class="block">Reads the named field and returns its value.</div> |
| </td> |
| </tr> |
| <tr id="i15" class="rowColor"> |
| <td class="colFirst"><code>int</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/geode/pdx/PdxReader.html#readInt-java.lang.String-">readInt</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> fieldName)</code> |
| <div class="block">Reads the named field and returns its value.</div> |
| </td> |
| </tr> |
| <tr id="i16" class="altColor"> |
| <td class="colFirst"><code>int[]</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/geode/pdx/PdxReader.html#readIntArray-java.lang.String-">readIntArray</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> fieldName)</code> |
| <div class="block">Reads the named field and returns its value.</div> |
| </td> |
| </tr> |
| <tr id="i17" class="rowColor"> |
| <td class="colFirst"><code>long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/geode/pdx/PdxReader.html#readLong-java.lang.String-">readLong</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> fieldName)</code> |
| <div class="block">Reads the named field and returns its value.</div> |
| </td> |
| </tr> |
| <tr id="i18" class="altColor"> |
| <td class="colFirst"><code>long[]</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/geode/pdx/PdxReader.html#readLongArray-java.lang.String-">readLongArray</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> fieldName)</code> |
| <div class="block">Reads the named field and returns its value.</div> |
| </td> |
| </tr> |
| <tr id="i19" class="rowColor"> |
| <td class="colFirst"><code><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></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/geode/pdx/PdxReader.html#readObject-java.lang.String-">readObject</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> fieldName)</code> |
| <div class="block">Reads the named field and returns its value.</div> |
| </td> |
| </tr> |
| <tr id="i20" class="altColor"> |
| <td class="colFirst"><code><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>[]</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/geode/pdx/PdxReader.html#readObjectArray-java.lang.String-">readObjectArray</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> fieldName)</code> |
| <div class="block">Reads the named field and returns its value.</div> |
| </td> |
| </tr> |
| <tr id="i21" class="rowColor"> |
| <td class="colFirst"><code>short</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/geode/pdx/PdxReader.html#readShort-java.lang.String-">readShort</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> fieldName)</code> |
| <div class="block">Reads the named field and returns its value.</div> |
| </td> |
| </tr> |
| <tr id="i22" class="altColor"> |
| <td class="colFirst"><code>short[]</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/geode/pdx/PdxReader.html#readShortArray-java.lang.String-">readShortArray</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> fieldName)</code> |
| <div class="block">Reads the named field and returns its value.</div> |
| </td> |
| </tr> |
| <tr id="i23" class="rowColor"> |
| <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/geode/pdx/PdxReader.html#readString-java.lang.String-">readString</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> fieldName)</code> |
| <div class="block">Reads the named field and returns its value.</div> |
| </td> |
| </tr> |
| <tr id="i24" class="altColor"> |
| <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>[]</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/geode/pdx/PdxReader.html#readStringArray-java.lang.String-">readStringArray</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> fieldName)</code> |
| <div class="block">Reads the named field and returns its value.</div> |
| </td> |
| </tr> |
| <tr id="i25" class="rowColor"> |
| <td class="colFirst"><code><a href="../../../../org/apache/geode/pdx/PdxUnreadFields.html" title="interface in org.apache.geode.pdx">PdxUnreadFields</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/geode/pdx/PdxReader.html#readUnreadFields--">readUnreadFields</a></span>()</code> |
| <div class="block">This method returns an object that represents all the unread fields which must be passed to |
| <a href="../../../../org/apache/geode/pdx/PdxWriter.html#writeUnreadFields-org.apache.geode.pdx.PdxUnreadFields-"><code>writeUnreadFields</code></a> in the toData code.</div> |
| </td> |
| </tr> |
| </table> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| </div> |
| <div class="details"> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <!-- ============ METHOD DETAIL ========== --> |
| <ul class="blockList"> |
| <li class="blockList"><a name="method.detail"> |
| <!-- --> |
| </a> |
| <h3>Method Detail</h3> |
| <a name="readChar-java.lang.String-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>readChar</h4> |
| <pre>char readChar(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> fieldName)</pre> |
| <div class="block">Reads the named field and returns its value.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>fieldName</code> - the name of the field to read</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the value of the field if the field exists; otherwise a default value</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="../../../../org/apache/geode/pdx/PdxFieldTypeMismatchException.html" title="class in org.apache.geode.pdx">PdxFieldTypeMismatchException</a></code> - if the named field exists and is not a <code>char</code> |
| field.</dd> |
| <dd><code><a href="../../../../org/apache/geode/pdx/PdxSerializationException.html" title="class in org.apache.geode.pdx">PdxSerializationException</a></code> - if deserialization of the field fails.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="readBoolean-java.lang.String-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>readBoolean</h4> |
| <pre>boolean readBoolean(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> fieldName)</pre> |
| <div class="block">Reads the named field and returns its value.</div> |
| <dl> |
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| <dd><code>fieldName</code> - the name of the field to read</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the value of the field if the field exists; otherwise a default value</dd> |
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| <dd><code><a href="../../../../org/apache/geode/pdx/PdxFieldTypeMismatchException.html" title="class in org.apache.geode.pdx">PdxFieldTypeMismatchException</a></code> - if the named field exists and is not a |
| <code>boolean</code> field.</dd> |
| <dd><code><a href="../../../../org/apache/geode/pdx/PdxSerializationException.html" title="class in org.apache.geode.pdx">PdxSerializationException</a></code> - if deserialization of the field fails.</dd> |
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| <div class="block">Reads the named field and returns its value.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>fieldName</code> - the name of the field to read</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the value of the field if the field exists; otherwise a default value</dd> |
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| <dd><code><a href="../../../../org/apache/geode/pdx/PdxFieldTypeMismatchException.html" title="class in org.apache.geode.pdx">PdxFieldTypeMismatchException</a></code> - if the named field exists and is not a <code>byte</code> |
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| <div class="block">Reads the named field and returns its value.</div> |
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| <dd><code>fieldName</code> - the name of the field to read</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the value of the field if the field exists; otherwise a default value</dd> |
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| <div class="block">Reads the named field and returns its value.</div> |
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| <dd><code>fieldName</code> - the name of the field to read</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the value of the field if the field exists; otherwise a default value</dd> |
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| <div class="block">Reads the named field and returns its value.</div> |
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| <dd><code>fieldName</code> - the name of the field to read</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the value of the field if the field exists; otherwise a default value</dd> |
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| <dd><code><a href="../../../../org/apache/geode/pdx/PdxFieldTypeMismatchException.html" title="class in org.apache.geode.pdx">PdxFieldTypeMismatchException</a></code> - if the named field exists and is not a <code>long</code> |
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| <div class="block">Reads the named field and returns its value.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>fieldName</code> - the name of the field to read</dd> |
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| <dd>the value of the field if the field exists; otherwise a default value</dd> |
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| <dd><code><a href="../../../../org/apache/geode/pdx/PdxFieldTypeMismatchException.html" title="class in org.apache.geode.pdx">PdxFieldTypeMismatchException</a></code> - if the named field exists and is not a <code>float</code> |
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| <div class="block">Reads the named field and returns its value.</div> |
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| <dd><code>fieldName</code> - the name of the field to read</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the value of the field if the field exists; otherwise a default value</dd> |
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| <dd><code><a href="../../../../org/apache/geode/pdx/PdxFieldTypeMismatchException.html" title="class in org.apache.geode.pdx">PdxFieldTypeMismatchException</a></code> - if the named field exists and is not a |
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| <dd><code><a href="../../../../org/apache/geode/pdx/PdxSerializationException.html" title="class in org.apache.geode.pdx">PdxSerializationException</a></code> - if deserialization of the field fails.</dd> |
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| <div class="block">Reads the named field and returns its value.</div> |
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| <dd><code>fieldName</code> - the name of the field to read</dd> |
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| <dd>the value of the field if the field exists; otherwise a default value</dd> |
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| <dd><code><a href="../../../../org/apache/geode/pdx/PdxSerializationException.html" title="class in org.apache.geode.pdx">PdxSerializationException</a></code> - if deserialization of the field fails.</dd> |
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| <div class="block">Reads the named field and returns its value.</div> |
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| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>fieldName</code> - the name of the field to read</dd> |
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| <dd>the value of the field if the field exists; otherwise a default value</dd> |
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| <div class="block">Reads the named field and returns its value.</div> |
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| <div class="block">Reads the named field and returns its value.</div> |
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| <dd><code>fieldName</code> - the name of the field to read</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the value of the field if the field exists; otherwise a default value</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="../../../../org/apache/geode/pdx/PdxSerializationException.html" title="class in org.apache.geode.pdx">PdxSerializationException</a></code> - if deserialization of the field fails.</dd> |
| <dd><code><a href="../../../../org/apache/geode/pdx/PdxFieldTypeMismatchException.html" title="class in org.apache.geode.pdx">PdxFieldTypeMismatchException</a></code> - if the named field exists and is not a |
| <code>Object[]</code> field.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="readArrayOfByteArrays-java.lang.String-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>readArrayOfByteArrays</h4> |
| <pre>byte[][] readArrayOfByteArrays(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> fieldName)</pre> |
| <div class="block">Reads the named field and returns its value.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>fieldName</code> - the name of the field to read</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the value of the field if the field exists; otherwise a default value</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="../../../../org/apache/geode/pdx/PdxSerializationException.html" title="class in org.apache.geode.pdx">PdxSerializationException</a></code> - if deserialization of the field fails.</dd> |
| <dd><code><a href="../../../../org/apache/geode/pdx/PdxFieldTypeMismatchException.html" title="class in org.apache.geode.pdx">PdxFieldTypeMismatchException</a></code> - if the named field exists and is not a |
| <code>byte[][]</code> field.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="readDate-java.lang.String-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>readDate</h4> |
| <pre><a href="https://docs.oracle.com/javase/8/docs/api/java/util/Date.html?is-external=true" title="class or interface in java.util">Date</a> readDate(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> fieldName)</pre> |
| <div class="block">Reads the named field and returns its value.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>fieldName</code> - the name of the field to read</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the value of the field if the field exists; otherwise a default value</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="../../../../org/apache/geode/pdx/PdxSerializationException.html" title="class in org.apache.geode.pdx">PdxSerializationException</a></code> - if deserialization of the field fails.</dd> |
| <dd><code><a href="../../../../org/apache/geode/pdx/PdxFieldTypeMismatchException.html" title="class in org.apache.geode.pdx">PdxFieldTypeMismatchException</a></code> - if the named field exists and is not a <code>Date</code> |
| field.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="hasField-java.lang.String-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>hasField</h4> |
| <pre>boolean hasField(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> fieldName)</pre> |
| <div class="block">Checks if the named field exists and returns the result. |
| <p> |
| This can be useful when writing code that handles more than one version of a PDX class.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>fieldName</code> - the name of the field to check</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd><code>true</code> if the named field exists; otherwise <code>false</code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="isIdentityField-java.lang.String-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>isIdentityField</h4> |
| <pre>boolean isIdentityField(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> fieldName)</pre> |
| <div class="block">Checks if the named field was <a href="../../../../org/apache/geode/pdx/PdxWriter.html#markIdentityField-java.lang.String-"><code>marked</code></a> as an identity |
| field. |
| <p> |
| Note that if no fields have been marked then all the fields are used as identity fields even |
| though this method will return <code>false</code> since none of them have been <em>marked</em>.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>fieldName</code> - the name of the field to check</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd><code>true</code> if the named field exists and was marked as an identify field; |
| otherwise <code>false</code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="readField-java.lang.String-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>readField</h4> |
| <pre><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> readField(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> fieldName)</pre> |
| <div class="block">Reads the named field and returns its value.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>fieldName</code> - the name of the field to read</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the value of the field if the field exists; otherwise a default value</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="../../../../org/apache/geode/pdx/PdxSerializationException.html" title="class in org.apache.geode.pdx">PdxSerializationException</a></code> - if deserialization of the field fails.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="readUnreadFields--"> |
| <!-- --> |
| </a> |
| <ul class="blockListLast"> |
| <li class="blockList"> |
| <h4>readUnreadFields</h4> |
| <pre><a href="../../../../org/apache/geode/pdx/PdxUnreadFields.html" title="interface in org.apache.geode.pdx">PdxUnreadFields</a> readUnreadFields()</pre> |
| <div class="block">This method returns an object that represents all the unread fields which must be passed to |
| <a href="../../../../org/apache/geode/pdx/PdxWriter.html#writeUnreadFields-org.apache.geode.pdx.PdxUnreadFields-"><code>writeUnreadFields</code></a> in the toData code. |
| <P> |
| Note that if <a href="../../../../org/apache/geode/cache/CacheFactory.html#setPdxIgnoreUnreadFields-boolean-"><code>setPdxIgnoreUnreadFields</code></a> or |
| <a href="../../../../org/apache/geode/cache/client/ClientCacheFactory.html#setPdxIgnoreUnreadFields-boolean-"><code>client setPdxIgnoreUnreadFields</code></a> are set to <code>true</code> then this method will always |
| return an object that has no unread fields.</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>an object that represents the unread fields.</dd> |
| </dl> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| </li> |
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