diff options
Diffstat (limited to 'src/org/jetbrains/java/decompiler/struct/StructContext.java')
| -rw-r--r-- | src/org/jetbrains/java/decompiler/struct/StructContext.java | 211 |
1 files changed, 211 insertions, 0 deletions
diff --git a/src/org/jetbrains/java/decompiler/struct/StructContext.java b/src/org/jetbrains/java/decompiler/struct/StructContext.java new file mode 100644 index 0000000..c253a10 --- /dev/null +++ b/src/org/jetbrains/java/decompiler/struct/StructContext.java @@ -0,0 +1,211 @@ +/* + * Fernflower - The Analytical Java Decompiler + * http://www.reversed-java.com + * + * (C) 2008 - 2010, Stiver + * + * This software is NEITHER public domain NOR free software + * as per GNU License. See license.txt for more details. + * + * This software is distributed WITHOUT ANY WARRANTY; without + * even the implied warranty of MERCHANTABILITY or FITNESS FOR + * A PARTICULAR PURPOSE. + */ + +package org.jetbrains.java.decompiler.struct; + +import java.io.File; +import java.io.IOException; +import java.util.Enumeration; +import java.util.HashMap; +import java.util.jar.JarFile; +import java.util.zip.ZipEntry; +import java.util.zip.ZipFile; + +import org.jetbrains.java.decompiler.main.DecompilerContext; +import org.jetbrains.java.decompiler.main.extern.IDecompilatSaver; +import org.jetbrains.java.decompiler.main.extern.IFernflowerLogger; +import org.jetbrains.java.decompiler.struct.lazy.LazyLoader; + + +public class StructContext { + + // ***************************************************************************** + // private fields + // ***************************************************************************** + + private LazyLoader loader; + + private HashMap<String, StructClass> classes = new HashMap<String, StructClass>(); + + private HashMap<String, ContextUnit> units = new HashMap<String, ContextUnit>(); + + private ContextUnit defaultUnit; + + private IDecompilatSaver saver; + + private IDecompiledData decdata; + + public StructContext(IDecompilatSaver saver, IDecompiledData decdata, LazyLoader loader) { + + this.saver = saver; + this.decdata = decdata; + this.loader = loader; + + defaultUnit = new ContextUnit(ContextUnit.TYPE_FOLDER, null, "", true, saver, decdata); + units.put("", defaultUnit); + } + + // ***************************************************************************** + // public methods + // ***************************************************************************** + + public StructClass getClass(String name) { + return classes.get(name); + } + + public void reloadContext() throws IOException { + + for(ContextUnit unit: units.values()) { + + for(StructClass cl : unit.getClasses()) { + classes.remove(cl.qualifiedName); + } + + unit.reload(loader); + + // adjust lobal class collection + for(StructClass cl : unit.getClasses()) { + classes.put(cl.qualifiedName, cl); + } + } + } + + public void saveContext() { + + for(ContextUnit unit: units.values()) { + if(unit.isOwn()) { + unit.save(); + } + } + } + + public void addSpace(File file, boolean isOwn) throws IOException { + addSpace("", file, isOwn); + } + + private void addSpace(String path, File file, boolean isOwn) throws IOException { + + if(file.isDirectory()) { + + File[] files = file.listFiles(); + path += "/" + (path.length()==0?"":file.getName()); + + for(int i=files.length-1;i>=0;i--) { + addSpace(path, files[i], isOwn); + } + + } else { + + String filename = file.getName(); + + boolean isArchive = false; + + try { + if(filename.endsWith(".jar")) { + addArchive(path, file, ContextUnit.TYPE_JAR, isOwn); + isArchive = true; + } else if(filename.endsWith(".zip")) { + addArchive(path, file, ContextUnit.TYPE_ZIP, isOwn); + isArchive = true; + } + } catch(IOException ex) { + DecompilerContext.getLogger() + .writeMessage("Invalid archive file: "+(path.length()>0?path+"/":"")+filename, IFernflowerLogger.ERROR); + } + + if(!isArchive) { + ContextUnit unit = units.get(path); + if(unit == null) { + unit = new ContextUnit(ContextUnit.TYPE_FOLDER, null, path, isOwn, saver, decdata); + units.put(path, unit); + } + + boolean isClass = false; + + if(filename.endsWith(".class")) { + try { + StructClass cl = new StructClass(loader.getClassStream(file.getAbsolutePath(), null), isOwn, loader); + + classes.put(cl.qualifiedName, cl); + unit.addClass(cl, filename); + loader.addClassLink(cl.qualifiedName, new LazyLoader.Link(LazyLoader.Link.CLASS, file.getAbsolutePath(), null)); + + isClass = true; + } catch(IOException ex) { + DecompilerContext.getLogger() + .writeMessage("Invalid class file: "+(path.length()>0?path+"/":"")+filename, IFernflowerLogger.ERROR); + } + } + + if(!isClass) { + unit.addOtherEntry(file.getAbsolutePath(), filename); + } + } + } + } + + + private void addArchive(String path, File file, int type, boolean isOwn) throws IOException { + + ZipFile archive; + + if(type == ContextUnit.TYPE_JAR) { // jar + archive = new JarFile(file); + } else { // zip + archive = new ZipFile(file); + } + + Enumeration<? extends ZipEntry> en = archive.entries(); + while(en.hasMoreElements()) { + ZipEntry entr = en.nextElement(); + + ContextUnit unit = units.get(path+"/"+file.getName()); + if(unit == null) { + unit = new ContextUnit(type, path, file.getName(), isOwn, saver, decdata); + if(type == ContextUnit.TYPE_JAR) { + unit.setManifest(((JarFile)archive).getManifest()); + } + units.put(path+"/"+file.getName(), unit); + } + + String name = entr.getName(); + if(!entr.isDirectory()) { + if(name.endsWith(".class")) { + StructClass cl = new StructClass(archive.getInputStream(entr), isOwn, loader); + classes.put(cl.qualifiedName, cl); + + unit.addClass(cl, name); + + if(loader != null) { + loader.addClassLink(cl.qualifiedName, new LazyLoader.Link(LazyLoader.Link.ENTRY, file.getAbsolutePath(), name)); + } + + } else { + unit.addOtherEntry(file.getAbsolutePath(), name); + } + } else if(entr.isDirectory()) { + unit.addDirEntry(name); + } + } + } + + // ***************************************************************************** + // getter and setter methods + // ***************************************************************************** + + public HashMap<String, StructClass> getClasses() { + return classes; + } + +} |