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Posted to dev@ant.apache.org by ke...@apache.org on 2006/12/12 15:00:48 UTC
svn commit: r486150 -
/ant/core/trunk/src/main/org/apache/tools/ant/taskdefs/condition/HasFreeSpace.java
Author: kevj
Date: Tue Dec 12 06:00:47 2006
New Revision: 486150
URL: http://svn.apache.org/viewvc?view=rev&rev=486150
Log:
-HasFreeSpace condition (java6 only)
Added:
ant/core/trunk/src/main/org/apache/tools/ant/taskdefs/condition/HasFreeSpace.java
Added: ant/core/trunk/src/main/org/apache/tools/ant/taskdefs/condition/HasFreeSpace.java
URL: http://svn.apache.org/viewvc/ant/core/trunk/src/main/org/apache/tools/ant/taskdefs/condition/HasFreeSpace.java?view=auto&rev=486150
==============================================================================
--- ant/core/trunk/src/main/org/apache/tools/ant/taskdefs/condition/HasFreeSpace.java (added)
+++ ant/core/trunk/src/main/org/apache/tools/ant/taskdefs/condition/HasFreeSpace.java Tue Dec 12 06:00:47 2006
@@ -0,0 +1,76 @@
+/*
+ * 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.tools.ant.taskdefs.condition;
+
+import org.apache.tools.ant.BuildException;
+import org.apache.tools.ant.util.JavaEnvUtils;
+import org.apache.tools.ant.util.ReflectWrapper;
+import org.apache.tools.ant.util.StringUtils;
+
+/**
+ * <hasfreespace>
+ * <p>Condition returns true if selected partition
+ * has the requested space, false otherwise.</p>
+ * @since Ant 1.7
+ */
+public class HasFreeSpace implements Condition {
+
+ private String partition;
+ private String needed;
+
+ public boolean eval() throws BuildException {
+ try {
+ if (JavaEnvUtils.isAtLeastJavaVersion("1.6")) {
+ //reflection to avoid bootstrap/build problems
+ String j6FileUtils = "org.apache.tools.ant.util.java16.Java6FileUtils";
+ ReflectWrapper w = new ReflectWrapper(getClass().getClassLoader(), j6FileUtils);
+ long free = ((Long)w.invoke("freeSpace", String.class, partition)).longValue();
+ return free >= StringUtils.parseHumanSizes(needed);
+ } else {
+ throw new BuildException("HasFreeSpace condition not supported on Java5 or less.");
+ }
+ } catch (Exception e) {
+ throw new BuildException(e);
+ }
+ }
+
+ /**
+ * The partition/device to check
+ * @return
+ */
+ public String getPartition() {
+ return partition;
+ }
+
+ public void setPartition(String partition) {
+ this.partition = partition;
+ }
+
+ /**
+ * The amount of free space required
+ * @return the amount required
+ */
+ public String getNeeded() {
+ return needed;
+ }
+
+ public void setNeeded(String needed) {
+ this.needed = needed;
+ }
+}
\ No newline at end of file
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