| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| |
| package org.apache.uima.cas.impl; |
| |
| import java.util.Vector; |
| |
| import org.apache.uima.cas.FSFloatConstraint; |
| import org.apache.uima.internal.util.IntVector; |
| |
| /** |
| * Implement the FSFloatConstraint interface. Package private. |
| * |
| * |
| * @version $Revision: 1.2 $ |
| */ |
| class FSFloatConstraintImpl implements FSFloatConstraint { |
| |
| private static final long serialVersionUID = 4649271745827863437L; |
| |
| private static final int LT = 0; |
| |
| private static final int LEQ = 1; |
| |
| private static final int EQ = 2; |
| |
| private static final int GEQ = 3; |
| |
| private static final int GT = 4; |
| |
| private IntVector codes; |
| |
| private Vector values; |
| |
| FSFloatConstraintImpl() { |
| this.codes = new IntVector(); |
| this.values = new Vector(); |
| } |
| |
| public boolean match(float f) { |
| final int max = this.codes.size(); |
| for (int i = 0; i < max; i++) { |
| switch (this.codes.get(i)) { |
| case LT: { |
| if (f >= ((Float) this.values.get(i)).floatValue()) { |
| return false; |
| } |
| break; |
| } |
| case LEQ: { |
| if (f > ((Float) this.values.get(i)).floatValue()) { |
| return false; |
| } |
| break; |
| } |
| case EQ: { |
| if (f != ((Float) this.values.get(i)).floatValue()) { |
| return false; |
| } |
| break; |
| } |
| case GEQ: { |
| if (f < ((Float) this.values.get(i)).floatValue()) { |
| return false; |
| } |
| break; |
| } |
| case GT: { |
| if (f <= ((Float) this.values.get(i)).floatValue()) { |
| return false; |
| } |
| break; |
| } |
| default: { |
| throw new Error("Internal error."); |
| // assert false; |
| } |
| } |
| } |
| return true; |
| } |
| |
| /** |
| * Require float value to be equal <code>f</code>. |
| * |
| * @param f |
| * Matched value must be equal to this. |
| */ |
| public void eq(float f) { |
| this.codes.add(EQ); |
| this.values.add(new Float(f)); |
| } |
| |
| /** |
| * Require float value to be less than <code>f</code>. |
| * |
| * @param f |
| * Matched value must be less than this. |
| */ |
| public void lt(float f) { |
| this.codes.add(LT); |
| this.values.add(new Float(f)); |
| } |
| |
| /** |
| * Require float value to be less than or equal to <code>f</code>. |
| * |
| * @param f |
| * Matched value must be less than or equal to this. |
| */ |
| public void leq(float f) { |
| this.codes.add(LEQ); |
| this.values.add(new Float(f)); |
| } |
| |
| /** |
| * Require float value to be greater than <code>f</code>. |
| * |
| * @param f |
| * Matched value must be greater than this. |
| */ |
| public void gt(float f) { |
| this.codes.add(GT); |
| this.values.add(new Float(f)); |
| } |
| |
| /** |
| * Require float value to be greater than or equal to <code>f</code>. |
| * |
| * @param f |
| * Matched value must be greater than or equal to this. |
| */ |
| public void geq(float f) { |
| this.codes.add(GEQ); |
| this.values.add(new Float(f)); |
| } |
| |
| public String toString() { |
| if (this.codes.size() == 1) { |
| return toString(this.codes.get(0)) + " " + ((Float) this.values.get(0)).toString(); |
| } |
| StringBuffer buf = new StringBuffer(); |
| buf.append("( "); |
| for (int i = 0; i < this.codes.size(); i++) { |
| buf.append(toString(this.codes.get(i))); |
| buf.append(" "); |
| buf.append(((Float) this.values.get(i)).toString()); |
| buf.append(" "); |
| } |
| buf.append(")"); |
| return buf.toString(); |
| } |
| |
| static final String toString(int comp) { |
| switch (comp) { |
| case LEQ: { |
| return "<="; |
| } |
| case LT: { |
| return "<"; |
| } |
| case EQ: { |
| return "="; |
| } |
| case GEQ: { |
| return ">="; |
| } |
| case GT: { |
| return ">"; |
| } |
| default: { |
| return ""; |
| } |
| } |
| } |
| |
| } |