@@ -63,6 +63,7 @@ import org.apache.tools.ant.DirectoryScanner;
import org.apache.tools.ant.Project;
import org.apache.tools.ant.types.Commandline;
import org.apache.tools.ant.types.EnumeratedAttribute;
import org.apache.tools.ant.types.FileList;
import org.apache.tools.ant.types.FileSet;
import org.apache.tools.ant.types.Mapper;
import org.apache.tools.ant.util.FileNameMapper;
@@ -81,6 +82,7 @@ import org.apache.tools.ant.util.SourceFileScanner;
public class ExecuteOn extends ExecTask {
protected Vector filesets = new Vector();
private Vector filelists = new Vector();
private boolean relative = false;
private boolean parallel = false;
private boolean forwardSlash = false;
@@ -91,6 +93,9 @@ public class ExecuteOn extends ExecTask {
protected Mapper mapperElement = null;
protected FileNameMapper mapper = null;
protected File destDir = null;
private int maxParallel = -1;
private boolean addSourceFile = true;
private boolean verbose = false;
/**
* Has <srcfile> been specified before <targetfile>
@@ -104,6 +109,13 @@ public class ExecuteOn extends ExecTask {
filesets.addElement(set);
}
/**
* Source files to operate upon.
*/
public void addFilelist(FileList list) {
filelists.addElement(list);
}
/**
* Whether the filenames should be passed on the command line as
* absolute or relative pathnames. Paths are relative to the base
@@ -153,6 +165,38 @@ public class ExecuteOn extends ExecTask {
this.forwardSlash = forwardSlash;
}
/**
* Limit the command line length by passing at maximum this many
* sourcefiles at once to the command.
*
* <p>Set to <= 0 for unlimited - this is the default.</p>
*
* @since Ant 1.6
*/
public void setMaxParallel(int max) {
maxParallel = max;
}
/**
* Whether to send the source file name on the command line.
*
* <p>Defaults to <code>true</code>.
*
* @since Ant 1.6
*/
public void setAddsourcefile(boolean b) {
addSourceFile = b;
}
/**
* Whether to print a verbose summary after execution.
*
* @since Ant 1.6
*/
public void setVerbose(boolean b) {
verbose = b;
}
/**
* Marker that indicates where the name of the source file should
* be put on the command line.
@@ -202,8 +246,9 @@ public class ExecuteOn extends ExecTask {
}
super.checkConfiguration();
if (filesets.size() == 0) {
throw new BuildException("no filesets specified", getLocation());
if (filesets.size() == 0 && filelists.size() == 0) {
throw new BuildException("no filesets and no filelists specified",
getLocation());
}
if (targetFilePos != null || mapperElement != null
@@ -221,6 +266,9 @@ public class ExecuteOn extends ExecTask {
}
protected void runExec(Execute exe) throws BuildException {
int totalFiles = 0;
int totalDirs = 0;
boolean haveExecuted = false;
try {
Vector fileNames = new Vector();
@@ -233,6 +281,7 @@ public class ExecuteOn extends ExecTask {
if (!"dir".equals(type)) {
String[] s = getFiles(base, ds);
for (int j = 0; j < s.length; j++) {
totalFiles++;
fileNames.addElement(s[j]);
baseDirs.addElement(base);
}
@@ -241,6 +290,7 @@ public class ExecuteOn extends ExecTask {
if (!"file".equals(type)) {
String[] s = getDirs(base, ds);;
for (int j = 0; j < s.length; j++) {
totalDirs++;
fileNames.addElement(s[j]);
baseDirs.addElement(base);
}
@@ -261,6 +311,50 @@ public class ExecuteOn extends ExecTask {
Project.MSG_VERBOSE);
exe.setCommandline(command);
runExecute(exe);
haveExecuted = true;
}
fileNames.removeAllElements();
baseDirs.removeAllElements();
}
}
for (int i = 0; i < filelists.size(); i++) {
FileList list = (FileList) filelists.elementAt(i);
File base = list.getDir(getProject());
String[] names = list.getFiles(getProject());
for (int j = 0; j < names.length; j++) {
File f = new File(base, names[j]);
if ((f.isFile() && !"dir".equals(type))
|| (f.isDirectory() && !"file".equals(type))) {
if (f.isFile()) {
totalFiles++;
} else {
totalDirs++;
}
fileNames.addElement(names[j]);
baseDirs.addElement(base);
}
}
if (fileNames.size() == 0 && skipEmpty) {
log("Skipping filelist for directory "
+ base + ". It is empty.", Project.MSG_INFO);
continue;
}
if (!parallel) {
String[] s = new String[fileNames.size()];
fileNames.copyInto(s);
for (int j = 0; j < s.length; j++) {
String[] command = getCommandline(s[j], base);
log(Commandline.describeCommand(command),
Project.MSG_VERBOSE);
exe.setCommandline(command);
runExecute(exe);
haveExecuted = true;
}
fileNames.removeAllElements();
baseDirs.removeAllElements();
@@ -268,14 +362,17 @@ public class ExecuteOn extends ExecTask {
}
if (parallel && (fileNames.size() > 0 || !skipEmpty)) {
String[] s = new String[fileNames.size()];
fileNames.copyInto(s);
File[] b = new File[baseDirs.size()];
baseDirs.copyInto(b);
String[] command = getCommandline(s, b);
log(Commandline.describeCommand(command), Project.MSG_VERBOSE);
exe.setCommandline(command);
runExecute(exe);
runParallel(exe, fileNames, baseDirs);
haveExecuted = true;
}
if (haveExecuted) {
log("Applied " + cmdl.getExecutable() + " to "
+ totalFiles + " file"
+ (totalFiles != 1 ? "s" : "") + " and "
+ totalDirs + " director"
+ (totalDirs != 1 ? "ies" : "y") + ".",
verbose ? Project.MSG_INFO : Project.MSG_VERBOSE);
}
} catch (IOException e) {
@@ -321,6 +418,10 @@ public class ExecuteOn extends ExecTask {
String[] targetFiles = new String[targets.size()];
targets.copyInto(targetFiles);
if (!addSourceFile) {
srcFiles = new String[0];
}
String[] orig = cmdl.getCommandline();
String[] result
= new String[orig.length + srcFiles.length + targetFiles.length];
@@ -439,6 +540,46 @@ public class ExecuteOn extends ExecTask {
}
}
/**
* Runs the command in "parallel" mode, making sure that at most
* maxParallel sourcefiles get passed on the command line.
*
* @since Ant 1.6
*/
protected void runParallel(Execute exe, Vector fileNames,
Vector baseDirs)
throws IOException, BuildException {
String[] s = new String[fileNames.size()];
fileNames.copyInto(s);
File[] b = new File[baseDirs.size()];
baseDirs.copyInto(b);
if (maxParallel <= 0
|| s.length == 0 /* this is skipEmpty == false */) {
String[] command = getCommandline(s, b);
log(Commandline.describeCommand(command), Project.MSG_VERBOSE);
exe.setCommandline(command);
runExecute(exe);
} else {
int stillToDo = fileNames.size();
int currentOffset = 0;
while (stillToDo > 0) {
int currentAmount = Math.min(stillToDo, maxParallel);
String[] cs = new String[currentAmount];
System.arraycopy(s, currentOffset, cs, 0, currentAmount);
File[] cb = new File[currentAmount];
System.arraycopy(b, currentOffset, cb, 0, currentAmount);
String[] command = getCommandline(cs, cb);
log(Commandline.describeCommand(command), Project.MSG_VERBOSE);
exe.setCommandline(command);
runExecute(exe);
stillToDo -= currentAmount;
currentOffset += currentAmount;
}
}
}
/**
* Enumerated attribute with the values "file", "dir" and "both"
* for the type attribute.
Stefan Bodewig