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/*
*
* Copyright 2004 The Ant-Contrib project
*
* Licensed 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 net.sf.antcontrib.cpptasks;
import java.io.File;
import java.io.IOException;
import org.apache.tools.ant.BuildException;
import org.apache.tools.ant.types.DataType;
/**
* Local to remote filename mapping (Experimental).
*
*/
public final class DistributerMap
extends DataType {
/**
* if property.
*/
private String ifCond;
/**
* unless property.
*/
private String unlessCond;
/**
* local directory name.
*
*/
private File localName;
/**
* Canonical local file name.
*/
private String canonicalPath;
/**
* remote name.
*
*/
private String remoteName;
/**
* Separator (/ or \) character on remote system.
*/
private char remoteSeparator = File.separatorChar;
/**
* hosts that for which this map is valid.
*
*/
private String hosts;
/**
* Constructor.
*
*/
public DistributerMap() {
}
/**
* Required by documentation generator.
*/
public void execute() {
throw new org.apache.tools.ant.BuildException(
"Not an actual task, but looks like one for documentation purposes");
}
/**
* Returns true if the if and unless conditions (if any) are
* satisfied.
*
* @return true if this object is active.
*/
public boolean isActive() {
return CUtil.isActive(getProject(), ifCond, unlessCond);
}
/**
* Sets the property name for the 'if' condition.
*
* This object will be ignored unless the property is defined.
*
* The value of the property is insignificant, but values that would imply
* misinterpretation ("false", "no") will throw an exception when
* evaluated.
*
* @param propName
* property name
*/
public void setIf(final String propName) {
ifCond = propName;
}
/**
* Set the property name for the 'unless' condition.
*
* If named property is set, the define will be ignored.
*
* The value of the property is insignificant, but values that would imply
* misinterpretation ("false", "no") of the behavior will throw an
* exception when evaluated.
*
* @param propName
* name of property
*/
public void setUnless(final String propName) {
unlessCond = propName;
}
/**
* Gets local directory.
* @return local directory, may be null.
*
*/
public File getLocal() {
return localName;
}
/**
* Gets remote name for directory.
* @return remote name, may be null.
*
*/
public String getRemote() {
return remoteName;
}
/**
* Converts the local file name to the remote name for the same file.
*
* @param host host
* @param localFile local file
* @return remote name for local file, null if unknown.
*/
public String toRemote(final String host, final File localFile) {
if (remoteName != null
&& (hosts == null || hosts.indexOf(host) >= 0)) {
try {
String canonical = localFile.getCanonicalPath();
if (canonical.startsWith(canonicalPath)) {
if (isActive()) {
return remoteName
+ canonical.substring(canonicalPath.length()).replace(File.
separatorChar, remoteSeparator);
}
}
} catch (IOException ex) {
return null;
}
}
return null;
}
/**
* Sets local directory for base of mapping.
*
* @param value value
*/
public void setLocal(final File value) {
if (value == null) {
throw new NullPointerException("value");
}
if (value.exists() && !value.isDirectory()) {
throw new BuildException("local should be a directory");
}
localName = value;
try {
canonicalPath = localName.getCanonicalPath();
} catch (IOException ex) {
throw new BuildException(ex);
}
}
/**
* Sets remote name for directory.
* @param value remote name for directory
*/
public void setRemote(final String value) {
remoteName = value;
}
/**
* Sets the separator character (/ or \) for the remote system.
* @param value separator character
*/
public void setRemoteSeparator(final String value) {
if (value != null && value.length() != 1) {
throw new BuildException("remote separator must be a single character");
}
remoteSeparator = value.charAt(0);
}
/**
* Sets hosts for which this mapping is valid.
*
* @param value hosts
*/
public void setHosts(final String value) {
hosts = value;
}
}
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