X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;ds=sidebyside;f=src%2Forg%2Fibex%2Ftool%2FCompiler.java;h=bf1ad56557626ef0224cec6600090fcc99dc584c;hb=c820d06c14e36048da46a51d1cd61ae51cae2a66;hp=382cf74c347218b1118b4383f9e1d43e37fc2e28;hpb=040fa5af2cd00017cf3575950cdaade34a6d7f6c;p=org.ibex.tool.git diff --git a/src/org/ibex/tool/Compiler.java b/src/org/ibex/tool/Compiler.java index 382cf74..bf1ad56 100644 --- a/src/org/ibex/tool/Compiler.java +++ b/src/org/ibex/tool/Compiler.java @@ -247,33 +247,7 @@ public class Compiler { private final FileFilter filterDirs = new FileFilter() { public boolean accept(File path) { return path.isDirectory(); } }; - private byte[] bytes(File bfile) { - byte[] bytes = new byte[2 * 1024]; - int pos = 0, in = 0; - try { - InputStream bin = new FileInputStream(bfile); - while ((in = bin.read(bytes, pos, bytes.length - pos)) != -1) { - pos += in; - if (pos == bytes.length) { - byte[] newbytes= new byte[pos * 2]; - System.arraycopy(bytes, 0, newbytes, 0, pos); - bytes = newbytes; - } - } - bin.close(); - } catch (IOException e) { - System.out.println("Error reading class file"); // FIXME - e.printStackTrace(); return null; - } - - if (pos != bytes.length) { - byte[] newbytes= new byte[pos * 2]; - System.arraycopy(bytes, 0, newbytes, 0, pos); - bytes = newbytes; - } - return bytes; - } private void filterSources(List s, File dir, char[][] pack, String srcdir) { List bclasses = new ArrayList(); File bdir = new File(builddir, str(pack, File.separatorChar)); @@ -385,171 +359,11 @@ public class Compiler { } } - // ClassLoader Wrappers /////////////////////////////////////////////////// - - final static class LoadedNestedType implements IBinaryNestedType { - private Class c; - LoadedNestedType(Class c) { this.c = c; } - public char[] getName() { return name(c); } - public char[] getEnclosingTypeName() { return name(c.getDeclaringClass()); } - public int getModifiers() { return c.getModifiers(); } - } - - final static class LoadedField implements IBinaryField { - private Field f; - private Constant c; - - LoadedField(Field f) { - this.f = f; - int m = f.getModifiers(); - - c = Constant.NotAConstant; - if (Modifier.isFinal(m) && Modifier.isStatic(m)) { - try { - Class type = f.getType(); - if (type == Boolean.TYPE) { - c = new BooleanConstant(f.getBoolean(null)); - } else if (type == Byte.TYPE) { - c = new ByteConstant(f.getByte(null)); - } else if (type == Character.TYPE) { - c = new CharConstant(f.getChar(null)); - } else if (type == Double.TYPE) { - c = new DoubleConstant(f.getDouble(null)); - } else if (type == Float.TYPE) { - c = new FloatConstant(f.getFloat(null)); - } else if (type == Integer.TYPE) { - c = new IntConstant(f.getInt(null)); - } else if (type == Long.TYPE) { - c = new LongConstant(f.getLong(null)); - } else if (type == Short.TYPE) { - c = new ShortConstant(f.getShort(null)); - } else if (type == String.class) { - c = new StringConstant((String)f.get(null)); - } - } catch (IllegalAccessException e) {} - } - } - public Constant getConstant() { return c; } - public char[] getTypeName() { return typeName(f.getType()); } - public char[] getName() { return f.getName().toCharArray(); } - public int getModifiers() { return f.getModifiers(); } - } - - final static class LoadedConstructor implements IBinaryMethod { - private Constructor c; - private char[][] ex; - private char[] desc; - - LoadedConstructor(Constructor c) { - this.c = c; - - Class[] exs = c.getExceptionTypes(); - ex = new char[exs.length][]; - for (int i=0; i < ex.length; i++) ex[i] = name(exs[i]); - - desc = descriptor(c.getParameterTypes(), null); - } - public int getModifiers() { return c.getModifiers(); } - public char[] getSelector() { return c.getName().toCharArray(); } - public boolean isConstructor() { return true; } - public boolean isClinit() { return false; } - public char[][] getArgumentNames() { return null; } - public char[][] getExceptionTypeNames() { return ex; } - public char[] getMethodDescriptor() { return desc; } - } - - final static class LoadedMethod implements IBinaryMethod { - private Method m; - private char[][] ex; - private char[] desc; - - LoadedMethod(Method m) { - this.m = m; - - Class[] exs = m.getExceptionTypes(); - ex = new char[exs.length][]; - for (int i=0; i < ex.length; i++) ex[i] = name(exs[i]); - - desc = descriptor(m.getParameterTypes(), m.getReturnType()); - } - public int getModifiers() { return m.getModifiers(); } - public char[] getSelector() { return m.getName().toCharArray(); } - public boolean isConstructor() { return false; } - public boolean isClinit() { return false; } - public char[][] getArgumentNames() { return null; } // FEATURE: does this do anything cool? - public char[][] getExceptionTypeNames() { return ex; } - public char[] getMethodDescriptor() { return desc; } - } - - final static class LoadedClass implements IBinaryType { - private Class c; - private IBinaryField[] f; - private char[][] inf; - private IBinaryNestedType[] nested; - private IBinaryMethod[] meth = null; - - LoadedClass(Class c) { - this.c = c; - - Field[] fields = c.getDeclaredFields(); - List flist = new ArrayList(fields.length); - for (int i=0; i < fields.length; i++) - if (!Modifier.isPrivate(fields[i].getModifiers())) - flist.add(new LoadedField(fields[i])); - f = new IBinaryField[flist.size()]; - flist.toArray(f); - - Class[] interfaces = c.getInterfaces(); - inf = new char[interfaces.length][]; - for (int i=0; i < inf.length; i++) inf[i] = name(interfaces[i]); - - Class[] classes = c.getClasses(); - nested = new IBinaryNestedType[classes.length]; - for (int i=0; i < nested.length; i++) - nested[i] = new LoadedNestedType(classes[i]); - - Constructor[] constructors = c.getDeclaredConstructors(); - Method[] methods = c.getDeclaredMethods(); - if (methods.length + constructors.length > 0) { - List m = new ArrayList(methods.length + constructors.length); - for (int j=0; j < methods.length; j++) - if (!Modifier.isPrivate(methods[j].getModifiers())) - m.add(new LoadedMethod(methods[j])); - for (int j=0; j < constructors.length; j++) - if (!Modifier.isPrivate(constructors[j].getModifiers())) - m.add(new LoadedConstructor(constructors[j])); - meth = new IBinaryMethod[m.size()]; m.toArray(meth); - } - } - - public char[] getName() { return name(c); } - public char[] getEnclosingTypeName() { return name(c.getDeclaringClass()); } - public char[] getSuperclassName() { return name(c.getSuperclass()); } - public IBinaryField[] getFields() { return f; } - public char[][] getInterfaceNames() { return inf; } - public IBinaryNestedType[] getMemberTypes() { return nested; } - public IBinaryMethod[] getMethods() { return meth; } - public int getModifiers() { return c.getModifiers(); } - - public boolean isBinaryType() { return true; } - public boolean isClass() { return true; } - public boolean isInterface() { return c.isInterface(); } - public boolean isAnonymous() { return false; } - public boolean isLocal() { return false; } // FIXME - public boolean isMember() { return false; } // FIXME - public char[] sourceFileName() { return null; } - public char[] getFileName() { return null; } - - public boolean equals(Object o) { - return o == this || super.equals(o) || - (o != null && o instanceof LoadedClass && - c.equals(((LoadedClass)o).c)); - } - } - - // Compiler Parameters //////////////////////////////////////////////////// + // FEATURE: may be able to use this to block access to APIs generated for stack objects + final AccessRestriction access = new AccessRestriction(null, null, null, null); + /** Used by compiler to resolve classes. */ final INameEnvironment env = new INameEnvironment() { public NameEnvironmentAnswer findType(char[][] c) { return findType(name(c), pack(c)); } @@ -557,12 +371,19 @@ public class Compiler { if (veryverbose) System.out.print("findType: "+ str(p, '.') + "."+new String(n)); try { - Class c = Class.forName(str(p, '.') + '.' + new String(n)); + String classname = new String(n); + Class c = Class.forName(str(p, '.') + '.' + classname); if (veryverbose) System.out.println(" found in classloader: "+ c); IBinaryType b = (IBinaryType)loaded.get(c); - if (b == null) loaded.put(c, b = new LoadedClass(c)); - return new NameEnvironmentAnswer(b); - } catch (ClassNotFoundException e) {} + if (b == null) loaded.put(c, b = new ClassFileReader( + bytes(c), (str(p, '/') + '/' + classname).toCharArray())); + return new NameEnvironmentAnswer(b, access); + } catch (ClassNotFoundException e) { + } catch (ClassFormatException e) { + e.printStackTrace(); + throw new Error("ClassFormatException reading system class: " + + str(p, '.')+new String(n)); + } // cut out searches for java.* packages in sources list if (p.length > 0 && eq(p[0], "java".toCharArray())) { @@ -576,16 +397,16 @@ public class Compiler { if (eq(n, s.n) && eq(p, s.p)) { if (s.reader != null) { if (veryverbose) System.out.println(" found reader"); - return new NameEnvironmentAnswer(s.reader); + return new NameEnvironmentAnswer(s.reader, access); } if (s.compiled != null) { if (veryverbose) System.out.println(" found compiled, new reader"); s.reader = new ClassFileReader(s.compiled, - s.orig.getName().toCharArray(), true); - return new NameEnvironmentAnswer(s.reader); + s.orig.getName().toCharArray()); + return new NameEnvironmentAnswer(s.reader, access); } if (veryverbose) System.out.println(" found unit"); - return new NameEnvironmentAnswer(sources[i].unit); + return new NameEnvironmentAnswer(sources[i].unit, access); } } } catch (ClassFormatException e) { @@ -703,7 +524,7 @@ public class Compiler { /** Convert source file path into class name block. * eg. in: java/lang/String.java -> { {java} {lang} {String} } */ - private char[][] classname(String name) { + private static char[][] classname(String name) { String delim = name.indexOf('/') == -1 ? "." : "/"; name = name.trim(); if (name.endsWith(".java")) name = name.substring(0, name.length() - 5); @@ -801,4 +622,37 @@ public class Compiler { return sb.toString().toCharArray(); } + private static byte[] bytes(Class c) { + return bytes(c.getResourceAsStream('/' + c.getName().replace('.', '/') + ".class")); + } + private static byte[] bytes(File bfile) { + try { return bytes(new FileInputStream(bfile)); } + catch (FileNotFoundException e) { throw new Error("FileNotFoundException reading bytes: "+e); } + } + private static byte[] bytes(InputStream bin) { + byte[] bytes = new byte[2 * 1024]; + int pos = 0, in = 0; + try { + while ((in = bin.read(bytes, pos, bytes.length - pos)) != -1) { + pos += in; + if (pos == bytes.length) { + byte[] newbytes= new byte[pos * 2]; + System.arraycopy(bytes, 0, newbytes, 0, pos); + bytes = newbytes; + } + } + bin.close(); + } catch (IOException e) { + e.printStackTrace(); + throw new Error("IOException reading class file: "+e); + } + + if (pos != bytes.length) { + byte[] newbytes= new byte[pos * 2]; + System.arraycopy(bytes, 0, newbytes, 0, pos); + bytes = newbytes; + } + + return bytes; + } }