diff options
Diffstat (limited to 'libjava/classpath/java/beans/Statement.java')
| -rw-r--r-- | libjava/classpath/java/beans/Statement.java | 188 |
1 files changed, 94 insertions, 94 deletions
diff --git a/libjava/classpath/java/beans/Statement.java b/libjava/classpath/java/beans/Statement.java index 5ecba37c87d..d9cd304dadc 100644 --- a/libjava/classpath/java/beans/Statement.java +++ b/libjava/classpath/java/beans/Statement.java @@ -7,7 +7,7 @@ GNU Classpath is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2, or (at your option) any later version. - + GNU Classpath is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU @@ -100,7 +100,7 @@ public class Statement * <li>Static methods can be executed by providing the class as a * target.</li> * - * <li>The method name new is reserved to call the constructor + * <li>The method name new is reserved to call the constructor * new() will construct an object and return it. Not useful unless * an expression :-)</li> * @@ -123,34 +123,34 @@ public class Statement * declared in the source file.</p> * * @throws Exception if an exception occurs while locating or - * invoking the method. + * invoking the method. */ public void execute() throws Exception { doExecute(); } - - private static Class wrappers[] = + + private static Class wrappers[] = { Boolean.class, Byte.class, Character.class, Double.class, Float.class, Integer.class, Long.class, Short.class }; - private static Class natives[] = + private static Class natives[] = { Boolean.TYPE, Byte.TYPE, Character.TYPE, Double.TYPE, Float.TYPE, Integer.TYPE, Long.TYPE, Short.TYPE }; /** Given a wrapper class, return the native class for it. - * <p>For example, if <code>c</code> is <code>Integer</code>, + * <p>For example, if <code>c</code> is <code>Integer</code>, * <code>Integer.TYPE</code> is returned.</p> */ private Class unwrap(Class c) { for (int i = 0; i < wrappers.length; i++) if (c == wrappers[i]) - return natives[i]; + return natives[i]; return null; } @@ -168,16 +168,16 @@ public class Statement // any type. if (args[i] == null) continue; - + // Treat Integer like int if appropriate - Class nativeType = unwrap(args[i]); - if (nativeType != null && params[i].isPrimitive() - && params[i].isAssignableFrom(nativeType)) - continue; - if (params[i].isAssignableFrom(args[i])) - continue; - - return false; + Class nativeType = unwrap(args[i]); + if (nativeType != null && params[i].isPrimitive() + && params[i].isAssignableFrom(nativeType)) + continue; + if (params[i].isAssignableFrom(args[i])) + continue; + + return false; } return true; } @@ -201,9 +201,9 @@ public class Statement { for (int j=0; j < first.length; j++) { - if (second[j].isAssignableFrom(first[j])) - continue; - return false; + if (second[j].isAssignableFrom(first[j])) + continue; + return false; } return true; } @@ -211,10 +211,10 @@ public class Statement final Object doExecute() throws Exception { Class klazz = (target instanceof Class) - ? (Class) target : target.getClass(); + ? (Class) target : target.getClass(); Object args[] = (arguments == null) ? new Object[0] : arguments; Class argTypes[] = new Class[args.length]; - + // Retrieve type or use null if the argument is null. The null argument // type is later used in compatible(). for (int i = 0; i < args.length; i++) @@ -222,18 +222,18 @@ public class Statement if (target.getClass().isArray()) { - // FIXME: invoke may have to be used. For now, cast to Number - // and hope for the best. If caller didn't behave, we go boom - // and throw the exception. - if (methodName.equals("get") && argTypes.length == 1) - return Array.get(target, ((Number)args[0]).intValue()); - if (methodName.equals("set") && argTypes.length == 2) - { - Object obj = Array.get(target, ((Number)args[0]).intValue()); - Array.set(target, ((Number)args[0]).intValue(), args[1]); - return obj; - } - throw new NoSuchMethodException("No matching method for statement " + toString()); + // FIXME: invoke may have to be used. For now, cast to Number + // and hope for the best. If caller didn't behave, we go boom + // and throw the exception. + if (methodName.equals("get") && argTypes.length == 1) + return Array.get(target, ((Number)args[0]).intValue()); + if (methodName.equals("set") && argTypes.length == 2) + { + Object obj = Array.get(target, ((Number)args[0]).intValue()); + Array.set(target, ((Number)args[0]).intValue(), args[1]); + return obj; + } + throw new NoSuchMethodException("No matching method for statement " + toString()); } // If we already cached the method, just use it. @@ -253,62 +253,62 @@ public class Statement if (methodName.equals("new") && target instanceof Class) { - Constructor ctors[] = klazz.getConstructors(); - for (int i = 0; i < ctors.length; i++) - { - // Skip methods with wrong number of args. - Class ptypes[] = ctors[i].getParameterTypes(); - - if (ptypes.length != args.length) - continue; - - // Check if method matches - if (!compatible(ptypes, argTypes)) - continue; - - // Use method[i] if it is more specific. - // FIXME: should this check both directions and throw if - // neither is more specific? - if (ctor == null) - { - ctor = ctors[i]; - continue; - } - Class mptypes[] = ctor.getParameterTypes(); - if (moreSpecific(ptypes, mptypes)) - ctor = ctors[i]; - } - if (ctor == null) - throw new InstantiationException("No matching constructor for statement " + toString()); - return ctor.newInstance(args); + Constructor ctors[] = klazz.getConstructors(); + for (int i = 0; i < ctors.length; i++) + { + // Skip methods with wrong number of args. + Class ptypes[] = ctors[i].getParameterTypes(); + + if (ptypes.length != args.length) + continue; + + // Check if method matches + if (!compatible(ptypes, argTypes)) + continue; + + // Use method[i] if it is more specific. + // FIXME: should this check both directions and throw if + // neither is more specific? + if (ctor == null) + { + ctor = ctors[i]; + continue; + } + Class mptypes[] = ctor.getParameterTypes(); + if (moreSpecific(ptypes, mptypes)) + ctor = ctors[i]; + } + if (ctor == null) + throw new InstantiationException("No matching constructor for statement " + toString()); + return ctor.newInstance(args); } Method methods[] = klazz.getMethods(); for (int i = 0; i < methods.length; i++) { - // Skip methods with wrong name or number of args. - if (!methods[i].getName().equals(methodName)) - continue; - Class ptypes[] = methods[i].getParameterTypes(); - if (ptypes.length != args.length) - continue; - - // Check if method matches - if (!compatible(ptypes, argTypes)) - continue; - - // Use method[i] if it is more specific. - // FIXME: should this check both directions and throw if - // neither is more specific? - if (method == null) - { - method = methods[i]; - continue; - } - Class mptypes[] = method.getParameterTypes(); - if (moreSpecific(ptypes, mptypes)) - method = methods[i]; + // Skip methods with wrong name or number of args. + if (!methods[i].getName().equals(methodName)) + continue; + Class ptypes[] = methods[i].getParameterTypes(); + if (ptypes.length != args.length) + continue; + + // Check if method matches + if (!compatible(ptypes, argTypes)) + continue; + + // Use method[i] if it is more specific. + // FIXME: should this check both directions and throw if + // neither is more specific? + if (method == null) + { + method = methods[i]; + continue; + } + Class mptypes[] = method.getParameterTypes(); + if (moreSpecific(ptypes, mptypes)) + method = methods[i]; } if (method == null) throw new NoSuchMethodException("No matching method for statement " + toString()); @@ -329,7 +329,7 @@ public class Statement return method.invoke(target, args); } catch(IllegalArgumentException iae){ System.err.println("method: " + method); - + for(int i=0;i<args.length;i++){ System.err.println("args[" + i + "]: " + args[i]); } @@ -337,7 +337,7 @@ public class Statement } } - + /** Return the statement arguments. */ public Object[] getArguments() { return arguments; } @@ -348,19 +348,19 @@ public class Statement /** Return the statement object. */ public Object getTarget() { return target; } - /** - * Returns a string representation of this <code>Statement</code>. - * - * @return A string representation of this <code>Statement</code>. + /** + * Returns a string representation of this <code>Statement</code>. + * + * @return A string representation of this <code>Statement</code>. */ public String toString() { - CPStringBuilder result = new CPStringBuilder(); + CPStringBuilder result = new CPStringBuilder(); String targetName; if (target != null) targetName = target.getClass().getSimpleName(); - else + else targetName = "null"; result.append(targetName); @@ -373,7 +373,7 @@ public class Statement { result.append(sep); result.append( - ( arguments[i] == null ) ? "null" : + ( arguments[i] == null ) ? "null" : ( arguments[i] instanceof String ) ? "\"" + arguments[i] + "\"" : arguments[i].getClass().getSimpleName()); sep = ", "; @@ -382,5 +382,5 @@ public class Statement return result.toString(); } - + } |
