| 1 | /*
|
|---|
| 2 | * Copyright 2001-2005 The Apache Software Foundation
|
|---|
| 3 | *
|
|---|
| 4 | * Licensed under the Apache License, Version 2.0 (the "License");
|
|---|
| 5 | * you may not use this file except in compliance with the License.
|
|---|
| 6 | * You may obtain a copy of the License at
|
|---|
| 7 | *
|
|---|
| 8 | * http://www.apache.org/licenses/LICENSE-2.0
|
|---|
| 9 | *
|
|---|
| 10 | * Unless required by applicable law or agreed to in writing, software
|
|---|
| 11 | * distributed under the License is distributed on an "AS IS" BASIS,
|
|---|
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|---|
| 13 | * See the License for the specific language governing permissions and
|
|---|
| 14 | * limitations under the License.
|
|---|
| 15 | *
|
|---|
| 16 | */
|
|---|
| 17 |
|
|---|
| 18 | package org.apache.tools.ant.taskdefs.condition;
|
|---|
| 19 |
|
|---|
| 20 | import org.apache.tools.ant.BuildException;
|
|---|
| 21 |
|
|---|
| 22 | /**
|
|---|
| 23 | * Simple String comparison condition.
|
|---|
| 24 | *
|
|---|
| 25 | * @since Ant 1.4
|
|---|
| 26 | */
|
|---|
| 27 | public class Equals implements Condition {
|
|---|
| 28 |
|
|---|
| 29 | private String arg1, arg2;
|
|---|
| 30 | private boolean trim = false;
|
|---|
| 31 | private boolean caseSensitive = true;
|
|---|
| 32 |
|
|---|
| 33 | /**
|
|---|
| 34 | * Set the first string
|
|---|
| 35 | *
|
|---|
| 36 | * @param a1 the first string
|
|---|
| 37 | */
|
|---|
| 38 | public void setArg1(String a1) {
|
|---|
| 39 | arg1 = a1;
|
|---|
| 40 | }
|
|---|
| 41 |
|
|---|
| 42 | /**
|
|---|
| 43 | * Set the second string
|
|---|
| 44 | *
|
|---|
| 45 | * @param a2 the second string
|
|---|
| 46 | */
|
|---|
| 47 | public void setArg2(String a2) {
|
|---|
| 48 | arg2 = a2;
|
|---|
| 49 | }
|
|---|
| 50 |
|
|---|
| 51 | /**
|
|---|
| 52 | * Should we want to trim the arguments before comparing them?
|
|---|
| 53 | * @param b if true trim the arguments
|
|---|
| 54 | * @since Ant 1.5
|
|---|
| 55 | */
|
|---|
| 56 | public void setTrim(boolean b) {
|
|---|
| 57 | trim = b;
|
|---|
| 58 | }
|
|---|
| 59 |
|
|---|
| 60 | /**
|
|---|
| 61 | * Should the comparison be case sensitive?
|
|---|
| 62 | * @param b if true use a case sensitive comparison (this is the
|
|---|
| 63 | * default)
|
|---|
| 64 | * @since Ant 1.5
|
|---|
| 65 | */
|
|---|
| 66 | public void setCasesensitive(boolean b) {
|
|---|
| 67 | caseSensitive = b;
|
|---|
| 68 | }
|
|---|
| 69 |
|
|---|
| 70 | /**
|
|---|
| 71 | * @return true if the two strings are equal
|
|---|
| 72 | * @exception BuildException if the attributes are not set correctly
|
|---|
| 73 | */
|
|---|
| 74 | public boolean eval() throws BuildException {
|
|---|
| 75 | if (arg1 == null || arg2 == null) {
|
|---|
| 76 | throw new BuildException("both arg1 and arg2 are required in "
|
|---|
| 77 | + "equals");
|
|---|
| 78 | }
|
|---|
| 79 |
|
|---|
| 80 | if (trim) {
|
|---|
| 81 | arg1 = arg1.trim();
|
|---|
| 82 | arg2 = arg2.trim();
|
|---|
| 83 | }
|
|---|
| 84 |
|
|---|
| 85 | return caseSensitive ? arg1.equals(arg2) : arg1.equalsIgnoreCase(arg2);
|
|---|
| 86 | }
|
|---|
| 87 | }
|
|---|
