diff options
Diffstat (limited to 'scripting/java/org/openoffice/idesupport/JavaFinder.java')
| -rw-r--r-- | scripting/java/org/openoffice/idesupport/JavaFinder.java | 227 |
1 files changed, 227 insertions, 0 deletions
diff --git a/scripting/java/org/openoffice/idesupport/JavaFinder.java b/scripting/java/org/openoffice/idesupport/JavaFinder.java new file mode 100644 index 000000000000..cf077b6b2c08 --- /dev/null +++ b/scripting/java/org/openoffice/idesupport/JavaFinder.java @@ -0,0 +1,227 @@ +package org.openoffice.idesupport; + +import java.io.File; +import java.io.IOException; +import java.util.ArrayList; +import java.util.Enumeration; +import java.util.Vector; +import java.lang.reflect.Method; +import java.lang.reflect.Modifier; +import java.net.URL; +import java.net.URLClassLoader; +import java.net.MalformedURLException; +import org.openoffice.idesupport.zip.ParcelZipper; + +import com.sun.star.script.framework.container.ScriptEntry; + +public class JavaFinder implements MethodFinder { + + private static JavaFinder finder; + private static final String JAVA_SUFFIX = ".java"; + private static final String CLASS_SUFFIX = ".class"; + private static final String LANGUAGE = "Java"; + private static final String FIRST_PARAM = + "drafts.com.sun.star.script.framework.runtime.XScriptContext"; + + private Vector classpath = null; + + private JavaFinder() {} + + private JavaFinder(Vector classpath) { + this.classpath = classpath; + } + + public static JavaFinder getInstance() { + if (finder == null) { + synchronized(JavaFinder.class) { + if (finder == null) + finder = new JavaFinder(); + } + } + return finder; + } + + public static JavaFinder getInstance(Vector classpath) { + return new JavaFinder(classpath); + } + + public ScriptEntry[] findMethods(File basedir) { + String parcelName; + ArrayList result = new ArrayList(10); + ScriptEntry[] empty = new ScriptEntry[0]; + + if (basedir == null || basedir.exists() == false || + basedir.isDirectory() == false) + return empty; + + parcelName = basedir.getName(); + if (parcelName.equals(ParcelZipper.CONTENTS_DIRNAME)) + parcelName = basedir.getParentFile().getName(); + + String[] classNames = findClassNames(basedir); + if (classNames != null && classNames.length != 0) { + + ClassLoader classloader; + + if (classpath == null) + classloader = getClassLoader(basedir); + else + classloader = getClassLoader(); + + for (int i = 0; i < classNames.length; i++) + { + try + { + Class clazz = classloader.loadClass(classNames[i]); + Method[] methods = clazz.getDeclaredMethods(); + for (int k = 0; k < methods.length; k++) + { + if (Modifier.isPublic(methods[k].getModifiers())) + { + Class[] params = methods[k].getParameterTypes(); + if(params.length > 0) + { + if(params[0].getName().equals(FIRST_PARAM)) + { + ScriptEntry entry = + new ScriptEntry(classNames[i] + "." + + methods[k].getName(), parcelName); + result.add(entry); + } + } + } + } + } + catch (ClassNotFoundException e) + { + System.err.println("Caught ClassNotFoundException loading: " + + classNames[i]); + continue; + } + catch (NoClassDefFoundError nc) + { + System.err.println("Caught NoClassDefFoundErr loading: " + + classNames[i]); + continue; + } + } + } + + if (result.size() != 0) + return (ScriptEntry[])result.toArray(empty); + return empty; + } + + private ClassLoader getClassLoader() { + int len = classpath.size(); + ArrayList urls = new ArrayList(len); + + for (int i = 0; i < len; i++) { + try { + String s = (String)classpath.elementAt(i); + s = SVersionRCFile.toFileURL(s); + + if (s != null) + urls.add(new URL(s)); + } + catch (MalformedURLException mue) { + } + } + + return new URLClassLoader((URL[])urls.toArray(new URL[0])); + } + + private ClassLoader getClassLoader(File basedir) { + ArrayList files = findFiles(basedir, ".jar"); + files.add(basedir); + + try { + Enumeration offices = SVersionRCFile.createInstance().getVersions(); + + while (offices.hasMoreElements()) { + OfficeInstallation oi = (OfficeInstallation)offices.nextElement(); + String unoil = SVersionRCFile.getPathForUnoil(oi.getPath()); + + if (unoil != null) { + files.add(new File(unoil, "unoil.jar")); + break; + } + } + } + catch (IOException ioe) { + return null; + } + + URL[] urls = new URL[files.size()]; + String urlpath; + File f; + for (int i = 0; i < urls.length; i++) { + try { + f = (File)files.get(i); + urlpath = SVersionRCFile.toFileURL(f.getAbsolutePath()); + + if (urlpath != null) + urls[i] = new URL(urlpath); + } + catch (MalformedURLException mue) { + // do nothing, go on to next file + } + } + + return new URLClassLoader(urls); + } + + private ArrayList findFiles(File basedir, String suffix) { + ArrayList result = new ArrayList(); + File[] children = basedir.listFiles(); + + for (int i = 0; i < children.length; i++) { + if (children[i].isDirectory()) + result.addAll(findFiles(children[i], suffix)); + else if (children[i].getName().endsWith(suffix)) + result.add(children[i]); + } + return result; + } + + private String[] findClassNames(File basedir) + { + ArrayList classFiles = findFiles(basedir, CLASS_SUFFIX); + if(classFiles == null || classFiles.size() == 0) + return null; + + ArrayList javaFiles = findFiles(basedir, JAVA_SUFFIX); + if(javaFiles == null || javaFiles.size() == 0) + return null; + + ArrayList result = new ArrayList(); + for (int i = 0; i < classFiles.size(); i++) + { + File classFile = (File)classFiles.get(i); + String className = classFile.getName(); + className = className.substring(0, className.lastIndexOf(CLASS_SUFFIX)); + boolean finished = false; + + + for (int j = 0; j < javaFiles.size() && finished == false; j++) + { + File javaFile = (File)javaFiles.get(j); + String javaName = javaFile.getName(); + javaName = javaName.substring(0, javaName.lastIndexOf(JAVA_SUFFIX)); + + if (javaName.equals(className)) + { + String path = classFile.getAbsolutePath(); + path = path.substring(basedir.getAbsolutePath().length() + 1); + path = path.replace(File.separatorChar, '.'); + path = path.substring(0, path.lastIndexOf(CLASS_SUFFIX)); + + result.add(path); + javaFiles.remove(j); + finished = true; + } + } + } + return (String[])result.toArray(new String[0]); + } +} |