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2 changes: 1 addition & 1 deletion pom.xml
Original file line number Diff line number Diff line change
Expand Up @@ -51,7 +51,7 @@
<dependency>
<groupId>org.lesscss</groupId>
<artifactId>lesscss</artifactId>
<version>1.3.3</version>
<version>1.5.1-SNAPSHOT</version>
</dependency>
<dependency>
<groupId>org.mockito</groupId>
Expand Down
301 changes: 149 additions & 152 deletions src/main/java/org/lesscss/mojo/CompileMojo.java
Original file line number Diff line number Diff line change
Expand Up @@ -35,156 +35,153 @@
*/
public class CompileMojo extends AbstractLessCssMojo {

/**
* The directory for compiled CSS stylesheets.
*
* @parameter expression="${lesscss.outputDirectory}" default-value="${project.build.directory}"
* @required
*/
private File outputDirectory;

/**
* When <code>true</code> the LESS compiler will compress the CSS stylesheets.
*
* @parameter expression="${lesscss.compress}" default-value="false"
*/
private boolean compress;

/**
* The character encoding the LESS compiler will use for writing the CSS stylesheets.
*
* @parameter expression="${lesscss.encoding}" default-value="${project.build.sourceEncoding}"
*/
private String encoding;

/**
* When <code>true</code> forces the LESS compiler to always compile the LESS sources. By default LESS sources are only compiled when modified (including imports) or the CSS stylesheet does not exists.
*
* @parameter expression="${lesscss.force}" default-value="false"
*/
private boolean force;

/**
* The location of the LESS JavasSript file.
*
* @parameter
*/
private File lessJs;

/**
* The location of the NodeJS executable.
*
* @parameter
*/
private String nodeExecutable;

/**
* Execute the MOJO.
*
* @throws MojoExecutionException
* if something unexpected occurs.
*/
public void execute() throws MojoExecutionException {

long start = System.currentTimeMillis();

if (getLog().isDebugEnabled()) {
getLog().debug("sourceDirectory = " + sourceDirectory);
getLog().debug("outputDirectory = " + outputDirectory);
getLog().debug("includes = " + Arrays.toString(includes));
getLog().debug("excludes = " + Arrays.toString(excludes));
getLog().debug("force = " + force);
getLog().debug("lessJs = " + lessJs);
}

String[] files = getIncludedFiles();

if (files == null || files.length < 1) {
getLog().info("Nothing to compile - no LESS sources found");
} else {
if (getLog().isDebugEnabled()) {
getLog().debug("included files = " + Arrays.toString(files));
}

Object lessCompiler = initLessCompiler();
try {
for (String file : files) {
File input = new File(sourceDirectory, file);

buildContext.removeMessages(input);

File output = new File(outputDirectory, file.replace(".less", ".css"));

if (!output.getParentFile().exists() && !output.getParentFile().mkdirs()) {
throw new MojoExecutionException("Cannot create output directory " + output.getParentFile());
}

try {
LessSource lessSource = new LessSource(input);

if (output.lastModified() < lessSource.getLastModifiedIncludingImports() || force) {
getLog().info("Compiling LESS source: " + file + "...");
if (lessCompiler instanceof LessCompiler) {
((LessCompiler) lessCompiler).compile(lessSource, output, force);
} else {
((NodeJsLessCompiler) lessCompiler).compile(lessSource, output, force);
}
buildContext.refresh(output);
}
else {
getLog().info("Bypassing LESS source: " + file + " (not modified)");
}
} catch (IOException e) {
buildContext.addMessage(input, 0, 0, "Error compiling LESS source", BuildContext.SEVERITY_ERROR, e);
throw new MojoExecutionException("Error while compiling LESS source: " + file, e);
} catch (LessException e) {
String message = e.getMessage();
if (StringUtils.isEmpty(message)) {
message = "Error compiling LESS source";
}
buildContext.addMessage(input, 0, 0, "Error compiling LESS source", BuildContext.SEVERITY_ERROR, e);
throw new MojoExecutionException("Error while compiling LESS source: " + file, e);
} catch (InterruptedException e) {
buildContext.addMessage(input, 0, 0, "Error compiling LESS source", BuildContext.SEVERITY_ERROR, e);
throw new MojoExecutionException("Error while compiling LESS source: " + file, e);
}
}
} finally {
if (lessCompiler instanceof NodeJsLessCompiler) {
((NodeJsLessCompiler) lessCompiler).close();
}
}

getLog().info("Compilation finished in " + (System.currentTimeMillis() - start) + " ms");
}
}

private Object initLessCompiler() throws MojoExecutionException {
if (nodeExecutable != null) {
NodeJsLessCompiler lessCompiler;
try {
lessCompiler = new NodeJsLessCompiler(compress, encoding, getLog());
} catch (IOException e) {
throw new MojoExecutionException(e.getMessage(), e);
}
if (lessJs != null) {
throw new MojoExecutionException(
"Custom LESS JavaScript is not currently supported when using nodeExecutable");
}
return lessCompiler;
} else {
LessCompiler lessCompiler = new LessCompiler();
lessCompiler.setCompress(compress);
lessCompiler.setEncoding(encoding);
if (lessJs != null) {
try {
lessCompiler.setLessJs(lessJs.toURI().toURL());
} catch (MalformedURLException e) {
throw new MojoExecutionException(
"Error while loading LESS JavaScript: " + lessJs.getAbsolutePath(), e);
}
}
return lessCompiler;
}
}
/**
* The directory for compiled CSS stylesheets.
*
* @parameter expression="${lesscss.outputDirectory}" default-value="${project.build.directory}"
* @required
*/
private File outputDirectory;

/**
* When <code>true</code> the LESS compiler will compress the CSS stylesheets.
*
* @parameter expression="${lesscss.compress}" default-value="false"
*/
private boolean compress;

/**
* The character encoding the LESS compiler will use for writing the CSS stylesheets.
*
* @parameter expression="${lesscss.encoding}" default-value="${project.build.sourceEncoding}"
*/
private String encoding;

/**
* When <code>true</code> forces the LESS compiler to always compile the LESS sources. By default LESS sources are
* only compiled when modified (including imports) or the CSS stylesheet does not exists.
*
* @parameter expression="${lesscss.force}" default-value="false"
*/
private boolean force;

/**
* The location of the LESS JavasSript file.
*
* @parameter
*/
private File lessJs;

/**
* The location of the NodeJS executable.
*
* @parameter
*/
private File nodeExecutable;

/**
* Execute the MOJO.
*
* @throws MojoExecutionException if something unexpected occurs.
*/
public void execute() throws MojoExecutionException {

long start = System.currentTimeMillis();

if (getLog().isDebugEnabled()) {
getLog().debug("sourceDirectory = " + sourceDirectory);
getLog().debug("outputDirectory = " + outputDirectory);
getLog().debug("includes = " + Arrays.toString(includes));
getLog().debug("excludes = " + Arrays.toString(excludes));
getLog().debug("force = " + force);
getLog().debug("lessJs = " + lessJs);
}

String[] files = getIncludedFiles();

if (files == null || files.length < 1) {
getLog().info("Nothing to compile - no LESS sources found");
} else {
if (getLog().isDebugEnabled()) {
getLog().debug("included files = " + Arrays.toString(files));
}

Object lessCompiler = initLessCompiler();
try {
for (String file : files) {
File input = new File(sourceDirectory, file);

buildContext.removeMessages(input);

File output = new File(outputDirectory, file.replace(".less", ".css"));

if (!output.getParentFile().exists() && !output.getParentFile().mkdirs()) {
throw new MojoExecutionException("Cannot create output directory " + output.getParentFile());
}

try {
LessSource lessSource = new LessSource(sourceDirectory, input);

if (output.lastModified() < lessSource.getLastModifiedIncludingImports() || force) {
getLog().info("Compiling LESS source: " + file + "...");
if (lessCompiler instanceof LessCompiler) {
((LessCompiler) lessCompiler).compile(lessSource, output, force);
} else {
((NodeJsLessCompiler) lessCompiler).compile(lessSource, output, force);
}
buildContext.refresh(output);
} else {
getLog().info("Bypassing LESS source: " + file + " (not modified)");
}
} catch (IOException e) {
buildContext.addMessage(input, 0, 0, "Error compiling LESS source", BuildContext.SEVERITY_ERROR, e);
throw new MojoExecutionException("Error while compiling LESS source: " + file, e);
} catch (LessException e) {
String message = e.getMessage();
if (StringUtils.isEmpty(message)) {
message = "Error compiling LESS source";
}
buildContext.addMessage(input, 0, 0, "Error compiling LESS source", BuildContext.SEVERITY_ERROR, e);
throw new MojoExecutionException("Error while compiling LESS source: " + file, e);
} catch (InterruptedException e) {
buildContext.addMessage(input, 0, 0, "Error compiling LESS source", BuildContext.SEVERITY_ERROR, e);
throw new MojoExecutionException("Error while compiling LESS source: " + file, e);
}
}
} finally {
if (lessCompiler instanceof NodeJsLessCompiler) {
((NodeJsLessCompiler) lessCompiler).close();
}
}

getLog().info("Compilation finished in " + (System.currentTimeMillis() - start) + " ms");
}
}

private Object initLessCompiler() throws MojoExecutionException {
if (nodeExecutable != null) {
NodeJsLessCompiler lessCompiler;
try {
lessCompiler = new NodeJsLessCompiler(nodeExecutable, compress, encoding, getLog());
} catch (IOException e) {
throw new MojoExecutionException(e.getMessage(), e);
}
if (lessJs != null) {
throw new MojoExecutionException("Custom LESS JavaScript is not currently supported when using nodeExecutable");
}
return lessCompiler;
} else {
LessCompiler lessCompiler = new LessCompiler();
lessCompiler.setCompress(compress);
lessCompiler.setEncoding(encoding);
if (lessJs != null) {
try {
lessCompiler.setLessJs(lessJs.toURI().toURL());
} catch (MalformedURLException e) {
throw new MojoExecutionException("Error while loading LESS JavaScript: " + lessJs.getAbsolutePath(), e);
}
}
return lessCompiler;
}
}
}
8 changes: 5 additions & 3 deletions src/main/java/org/lesscss/mojo/NodeJsLessCompiler.java
Original file line number Diff line number Diff line change
Expand Up @@ -72,8 +72,10 @@ public class NodeJsLessCompiler {
private final boolean compress;
private final String encoding;
private final File tempDir;

public NodeJsLessCompiler(boolean compress, String encoding, Log log) throws IOException {
private final File nodeExecutable;

public NodeJsLessCompiler(File nodeExecutable, boolean compress, String encoding, Log log) throws IOException {
this.nodeExecutable = nodeExecutable;
this.compress = compress;
this.encoding = encoding;
this.log = log;
Expand Down Expand Up @@ -128,7 +130,7 @@ private String compile(String input) throws LessException, IOException, Interrup
File outputFile = File.createTempFile("lessc-output-", ".css");
File lesscJsFile = new File(tempDir, "lessc.js");

ProcessBuilder pb = new ProcessBuilder("node", lesscJsFile.getAbsolutePath(),
ProcessBuilder pb = new ProcessBuilder(nodeExecutable.getAbsolutePath(), lesscJsFile.getAbsolutePath(),
inputFile.getAbsolutePath(), outputFile.getAbsolutePath(), String.valueOf(compress));
pb.redirectErrorStream(true);
Process process = pb.start();
Expand Down
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