Java Code Examples for java.lang.reflect.Modifier#FINAL

The following examples show how to use java.lang.reflect.Modifier#FINAL . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.

Example 1

Source File: ExpressionClassBuilder.java From gemfirexd-oss with Apache License 2.0

6 votes

/**
 * By the time this is done, it has constructed the following class:
 * <pre>
 *    public class #className extends #superClass {
 *		public #className() { super(); }
 *    }
 * </pre>
 *
 * @exception StandardException thrown on failure
 */
protected ExpressionClassBuilder (String superClass, String className, CompilerContext cc ) 
	throws StandardException
{
	int modifiers = Modifier.PUBLIC | Modifier.FINAL;

	myCompCtx = cc;
	JavaFactory javaFac = myCompCtx.getJavaFactory();

	if ( className == null ) { className = myCompCtx.getUniqueClassName(); }

	// start the class
	cb = javaFac.newClassBuilder(myCompCtx.getClassFactory(),
		getPackageName(), modifiers,
		className, superClass);

	beginConstructor();
}

Example 2

Source File: DexMaker.java From lua-for-android with BSD 3-Clause "New" or "Revised" License

6 votes

/**
 * Declares {@code type}.
 *
 * @param flags a bitwise combination of {@link Modifier#PUBLIC}, {@link
 *              Modifier#FINAL} and {@link Modifier#ABSTRACT}.
 */
public void declare(TypeId<?> type, String sourceFile, int flags,
                    TypeId<?> supertype, TypeId<?>... interfaces) {
    TypeDeclaration declaration = getTypeDeclaration(type);
    int supportedFlags = Modifier.PUBLIC | Modifier.FINAL | Modifier.ABSTRACT;
    if ((flags & ~supportedFlags) != 0) {
        throw new IllegalArgumentException("Unexpected flag: "
                + Integer.toHexString(flags));
    }
    if (declaration.declared) {
        throw new IllegalStateException("already declared: " + type);
    }
    declaration.declared = true;
    declaration.flags = flags;
    declaration.supertype = supertype;
    declaration.sourceFile = sourceFile;
    declaration.interfaces = new TypeList(interfaces);
}

Example 3

Source File: DexMaker.java From dexmaker with Apache License 2.0

6 votes

/**
 * Declares {@code type}.
 *
 * @param flags a bitwise combination of {@link Modifier#PUBLIC}, {@link
 *     Modifier#FINAL} and {@link Modifier#ABSTRACT}.
 */
public void declare(TypeId<?> type, String sourceFile, int flags,
                    TypeId<?> supertype, TypeId<?>... interfaces) {
    TypeDeclaration declaration = getTypeDeclaration(type);
    int supportedFlags = Modifier.PUBLIC | Modifier.FINAL | Modifier.ABSTRACT
            | AccessFlags.ACC_SYNTHETIC;
    if ((flags & ~supportedFlags) != 0) {
        throw new IllegalArgumentException("Unexpected flag: "
                + Integer.toHexString(flags));
    }
    if (declaration.declared) {
        throw new IllegalStateException("already declared: " + type);
    }
    declaration.declared = true;
    declaration.flags = flags;
    declaration.supertype = supertype;
    declaration.sourceFile = sourceFile;
    declaration.interfaces = new TypeList(interfaces);
}

Example 4

Source File: Builder.java From classreloading with MIT License

6 votes

private void eachField(Class<?> clazz, P1<Field> p1) {
	for (final Field field : clazz.getDeclaredFields()) {
		int modifiers = field.getModifiers();
		if ((modifiers & (Modifier.STATIC | Modifier.FINAL | Modifier.TRANSIENT)) > 0
				|| (modifiers & Modifier.PUBLIC) == 0
				) {
			continue;
		}
		
		if (idFields.contains(field.getName())) {
			continue;
		}
		p1.e(field);
	}
	if (!clazz.equals(Object.class)) {
		eachField(clazz.getSuperclass(), p1);
	}
}

Example 5

Source File: ObjectStreamClass.java From openjdk-jdk9 with GNU General Public License v2.0

5 votes

/**
 * Returns explicit serial version UID value declared by given class, or
 * null if none.
 */
private static Long getDeclaredSUID(Class<?> cl) {
    try {
        Field f = cl.getDeclaredField("serialVersionUID");
        int mask = Modifier.STATIC | Modifier.FINAL;
        if ((f.getModifiers() & mask) == mask) {
            f.setAccessible(true);
            return Long.valueOf(f.getLong(null));
        }
    } catch (Exception ex) {
    }
    return null;
}

Example 6

Source File: TokenContext.java From netbeans with Apache License 2.0

5 votes

/** Add all static-final token-id fields declared
* in this token-context using <tt>Class.getDeclaredFields()</tt> call.
*/
protected void addDeclaredTokenIDs() throws IllegalAccessException, SecurityException {
    Field[] fields = this.getClass().getDeclaredFields();
    for (int i = 0; i < fields.length; i++) {
        int flags = Modifier.STATIC | Modifier.FINAL;
        if ((fields[i].getModifiers() & flags) == flags
                && TokenID.class.isAssignableFrom(fields[i].getType())
           ) {
            addTokenID((TokenID)fields[i].get(null));
        }
    }
}

Example 7

Source File: AWTKeyStroke.java From jdk-1.7-annotated with Apache License 2.0

5 votes

static String getVKText(int keyCode) {
    VKCollection vkCollect = getVKCollection();
    Integer key = Integer.valueOf(keyCode);
    String name = vkCollect.findName(key);
    if (name != null) {
        return name.substring(3);
    }
    int expected_modifiers =
        (Modifier.PUBLIC | Modifier.STATIC | Modifier.FINAL);

    Field[] fields = KeyEvent.class.getDeclaredFields();
    for (int i = 0; i < fields.length; i++) {
        try {
            if (fields[i].getModifiers() == expected_modifiers
                && fields[i].getType() == Integer.TYPE
                && fields[i].getName().startsWith("VK_")
                && fields[i].getInt(KeyEvent.class) == keyCode)
            {
                name = fields[i].getName();
                vkCollect.put(name, key);
                return name.substring(3);
            }
        } catch (IllegalAccessException e) {
            assert(false);
        }
    }
    return "UNKNOWN";
}

Example 8

Source File: CaptureTest.java From openjdk-8 with GNU General Public License v2.0

5 votes

public Tester makeAnonExtendsLocal(final String message) {
    abstract class LocalTester extends Tester {
        public LocalTester(final int localparam) {
            super(localparam);
        }

        protected String[] names() {
            return new String[] {
                "this$1",
                "localparam",
                "val$message"
            };
        }

        protected int[] modifiers() {
            return new int[] {
                Modifier.FINAL | MANDATED,
                Modifier.FINAL,
                Modifier.FINAL | SYNTHETIC
            };
        }

        protected Class[] types() {
            return new Class[] {
                Encloser.class,
                int.class,
                String.class
            };
        }

    }

    return new LocalTester(2) {
        public String message() {
            return message;
        }
    };
}

Example 9

Source File: AWTKeyStroke.java From JDKSourceCode1.8 with MIT License

5 votes

static String getVKText(int keyCode) {
    VKCollection vkCollect = getVKCollection();
    Integer key = Integer.valueOf(keyCode);
    String name = vkCollect.findName(key);
    if (name != null) {
        return name.substring(3);
    }
    int expected_modifiers =
        (Modifier.PUBLIC | Modifier.STATIC | Modifier.FINAL);

    Field[] fields = KeyEvent.class.getDeclaredFields();
    for (int i = 0; i < fields.length; i++) {
        try {
            if (fields[i].getModifiers() == expected_modifiers
                && fields[i].getType() == Integer.TYPE
                && fields[i].getName().startsWith("VK_")
                && fields[i].getInt(KeyEvent.class) == keyCode)
            {
                name = fields[i].getName();
                vkCollect.put(name, key);
                return name.substring(3);
            }
        } catch (IllegalAccessException e) {
            assert(false);
        }
    }
    return "UNKNOWN";
}

Example 10

Source File: AWTKeyStroke.java From jdk1.8-source-analysis with Apache License 2.0

5 votes

static String getVKText(int keyCode) {
    VKCollection vkCollect = getVKCollection();
    Integer key = Integer.valueOf(keyCode);
    String name = vkCollect.findName(key);
    if (name != null) {
        return name.substring(3);
    }
    int expected_modifiers =
        (Modifier.PUBLIC | Modifier.STATIC | Modifier.FINAL);

    Field[] fields = KeyEvent.class.getDeclaredFields();
    for (int i = 0; i < fields.length; i++) {
        try {
            if (fields[i].getModifiers() == expected_modifiers
                && fields[i].getType() == Integer.TYPE
                && fields[i].getName().startsWith("VK_")
                && fields[i].getInt(KeyEvent.class) == keyCode)
            {
                name = fields[i].getName();
                vkCollect.put(name, key);
                return name.substring(3);
            }
        } catch (IllegalAccessException e) {
            assert(false);
        }
    }
    return "UNKNOWN";
}

Example 11

Source File: ObjectStreamClass.java From JDKSourceCode1.8 with MIT License

5 votes

/**
 * Returns explicit serial version UID value declared by given class, or
 * null if none.
 */
private static Long getDeclaredSUID(Class<?> cl) {
    try {
        Field f = cl.getDeclaredField("serialVersionUID");
        int mask = Modifier.STATIC | Modifier.FINAL;
        if ((f.getModifiers() & mask) == mask) {
            f.setAccessible(true);
            return Long.valueOf(f.getLong(null));
        }
    } catch (Exception ex) {
    }
    return null;
}

Example 12

Source File: MetaDataExceptionTest.java From birt with Eclipse Public License 1.0

5 votes

/**
 * Check to see each error code has there description in the
 * "MetaError.properties".
 * 
 * @throws IOException
 * @throws IllegalAccessException
 * @throws IllegalArgumentException
 */

public void testCheckMetaErrorConsistency( ) throws IOException,
		IllegalArgumentException, IllegalAccessException
{
	Properties props = new Properties( );
	props.load( MetaDataException.class
			.getResourceAsStream( MetaDataException.ERROR_FILE ) );

	int PUBLIC_FINAL_STATIC = Modifier.PUBLIC | Modifier.FINAL
			| Modifier.STATIC;

	boolean success = true;
	Field[] fields = MetaDataException.class.getDeclaredFields( );
	String errorCode = null;

	for ( int i = 0; i < fields.length; i++ )
	{
		Field field = fields[i];

		if ( PUBLIC_FINAL_STATIC == field.getModifiers( ) )
		{
               
               errorCode = (String) fields[i].get( null );
               if ( errorCode.equalsIgnoreCase( ModelException.PLUGIN_ID ) )
               	continue;
               
   			if ( !props.containsKey( errorCode ) )
			{
				System.out
						.println( "MetaDataException ErrorCode: " + errorCode + " not described in 'MetaError.properties'." ); //$NON-NLS-1$ //$NON-NLS-2$
				success = false;
			}
		}
	}

	assertTrue( success );
}

Example 13

Source File: HandleEqualsAndHashCode.java From EasyMPermission with MIT License

5 votes

public LocalDeclaration createLocalDeclaration(ASTNode source, char[] dollarFieldName, TypeReference type, Expression initializer) {
	int pS = source.sourceStart, pE = source.sourceEnd;
	LocalDeclaration tempVar = new LocalDeclaration(dollarFieldName, pS, pE);
	setGeneratedBy(tempVar, source);
	tempVar.initialization = initializer;
	tempVar.type = type;
	tempVar.type.sourceStart = pS; tempVar.type.sourceEnd = pE;
	setGeneratedBy(tempVar.type, source);
	tempVar.modifiers = Modifier.FINAL;
	return tempVar;
}

Example 14

Source File: ObjectStreamClass.java From jdk8u_jdk with GNU General Public License v2.0

5 votes

/**
 * Returns explicit serial version UID value declared by given class, or
 * null if none.
 */
private static Long getDeclaredSUID(Class<?> cl) {
    try {
        Field f = cl.getDeclaredField("serialVersionUID");
        int mask = Modifier.STATIC | Modifier.FINAL;
        if ((f.getModifiers() & mask) == mask) {
            f.setAccessible(true);
            return Long.valueOf(f.getLong(null));
        }
    } catch (Exception ex) {
    }
    return null;
}

Example 15

Source File: AWTKeyStroke.java From jdk8u-jdk with GNU General Public License v2.0

5 votes

static String getVKText(int keyCode) {
    VKCollection vkCollect = getVKCollection();
    Integer key = Integer.valueOf(keyCode);
    String name = vkCollect.findName(key);
    if (name != null) {
        return name.substring(3);
    }
    int expected_modifiers =
        (Modifier.PUBLIC | Modifier.STATIC | Modifier.FINAL);

    Field[] fields = KeyEvent.class.getDeclaredFields();
    for (int i = 0; i < fields.length; i++) {
        try {
            if (fields[i].getModifiers() == expected_modifiers
                && fields[i].getType() == Integer.TYPE
                && fields[i].getName().startsWith("VK_")
                && fields[i].getInt(KeyEvent.class) == keyCode)
            {
                name = fields[i].getName();
                vkCollect.put(name, key);
                return name.substring(3);
            }
        } catch (IllegalAccessException e) {
            assert(false);
        }
    }
    return "UNKNOWN";
}

Example 16

Source File: CaptureTest.java From jdk8u60 with GNU General Public License v2.0

4 votes

protected int[] modifiers() {
    return new int[] {
        Modifier.FINAL | SYNTHETIC,
        Modifier.FINAL
    };
}

Example 17

Source File: HackJavaFX.java From DeskChan with GNU Lesser General Public License v3.0

4 votes

private static Object createObjectProxy(Object realObject, Class realClass, ObjectProxyMethodHook hook) throws Throwable {
	ClassPool pool = ClassPool.getDefault();
	CtClass cc = pool.makeClass(HackJavaFX.class.getPackage().getName() + "." +
			realClass.getSimpleName() + "_Proxy");
	cc.setSuperclass(pool.get(realClass.getName()));
	CtField realObjectField = new CtField(cc.getSuperclass(), "realObject", cc);
	realObjectField.setModifiers(Modifier.FINAL | Modifier.PRIVATE);
	cc.addField(realObjectField);
	CtField realClassField = new CtField(pool.get("java.lang.Class"), "realClass", cc);
	realClassField.setModifiers(Modifier.FINAL | Modifier.PRIVATE);
	cc.addField(realClassField);
	CtConstructor constructor = new CtConstructor(
			new CtClass[]{realObjectField.getType(), realClassField.getType()}, cc
	);
	constructor.setModifiers(Modifier.PUBLIC);
	constructor.setBody("{ realObject = $1; realClass = $2; }");
	cc.addConstructor(constructor);
	for (CtMethod method : cc.getSuperclass().getDeclaredMethods()) {
		if ((method.getModifiers() & Modifier.FINAL) != 0) {
			continue;
		}
		if ((method.getModifiers() & Modifier.STATIC) != 0) {
			continue;
		}
		CtMethod newMethod = new CtMethod(method.getReturnType(), method.getName(),
				method.getParameterTypes(), cc);
		newMethod.setModifiers(method.getModifiers() & ~(Modifier.NATIVE | Modifier.SYNCHRONIZED));
		newMethod.setExceptionTypes(method.getExceptionTypes());
		if (newMethod.getReturnType().equals(CtClass.voidType)) {
			if ((newMethod.getModifiers() & Modifier.PUBLIC) != 0) {
				newMethod.setBody("realObject." + method.getName() + "($$);");
			} else {
				newMethod.setBody("{ java.lang.reflect.Method method = realClass.getDeclaredMethod(\""
						+ method.getName() + "\", $sig);" + "method.setAccessible(true);"
						+ "method.invoke(this.realObject, $args); }");
			}
		} else {
			if ((newMethod.getModifiers() & Modifier.PUBLIC) != 0) {
				newMethod.setBody("return realObject." + method.getName() + "($$);");
			} else {
				newMethod.setBody("{ java.lang.reflect.Method method = realClass.getDeclaredMethod(\""
						+ method.getName() + "\", $sig);" + "method.setAccessible(true);"
						+ "java.lang.Object retVal = method.invoke(realObject, $args);"
						+ "return ($r) retVal; }");
			}
		}
		if (hook != null) {
			hook.processMethod(newMethod);
		}
		cc.addMethod(newMethod);
	}
	Class cls = cc.toClass();
	Constructor c = cls.getDeclaredConstructor(cls.getSuperclass(), Class.class);
	Object proxy = c.newInstance(realObject, realClass);
	for (Field field : realClass.getDeclaredFields()) {
		if ((field.getModifiers() & Modifier.STATIC) != 0) {
			continue;
		}
		if ((field.getModifiers() & Modifier.FINAL) != 0) {
			continue;
		}
		field.setAccessible(true);
		field.set(proxy, field.get(realObject));
	}
	return proxy;
}

Example 18

Source File: HandleEqualsAndHashCode.java From EasyMPermission with MIT License

4 votes

public MethodDeclaration createCanEqual(EclipseNode type, ASTNode source, List<Annotation> onParam) {
	/* public boolean canEqual(final java.lang.Object other) {
	 *     return other instanceof Outer.Inner.MyType;
	 * }
	 */
	int pS = source.sourceStart; int pE = source.sourceEnd;
	long p = (long)pS << 32 | pE;
	
	char[] otherName = "other".toCharArray();
	
	MethodDeclaration method = new MethodDeclaration(
			((CompilationUnitDeclaration) type.top().get()).compilationResult);
	setGeneratedBy(method, source);
	method.modifiers = toEclipseModifier(AccessLevel.PROTECTED);
	method.returnType = TypeReference.baseTypeReference(TypeIds.T_boolean, 0);
	method.returnType.sourceStart = pS; method.returnType.sourceEnd = pE;
	setGeneratedBy(method.returnType, source);
	method.selector = "canEqual".toCharArray();
	method.thrownExceptions = null;
	method.typeParameters = null;
	method.bits |= Eclipse.ECLIPSE_DO_NOT_TOUCH_FLAG;
	method.bodyStart = method.declarationSourceStart = method.sourceStart = source.sourceStart;
	method.bodyEnd = method.declarationSourceEnd = method.sourceEnd = source.sourceEnd;
	TypeReference objectRef = new QualifiedTypeReference(TypeConstants.JAVA_LANG_OBJECT, new long[] { p, p, p });
	setGeneratedBy(objectRef, source);
	method.arguments = new Argument[] {new Argument(otherName, 0, objectRef, Modifier.FINAL)};
	method.arguments[0].sourceStart = pS; method.arguments[0].sourceEnd = pE;
	if (!onParam.isEmpty()) method.arguments[0].annotations = onParam.toArray(new Annotation[0]);
	setGeneratedBy(method.arguments[0], source);
	
	SingleNameReference otherRef = new SingleNameReference(otherName, p);
	setGeneratedBy(otherRef, source);
	
	TypeReference typeReference = createTypeReference(type, p);
	setGeneratedBy(typeReference, source);
	
	InstanceOfExpression instanceOf = new InstanceOfExpression(otherRef, typeReference);
	instanceOf.sourceStart = pS; instanceOf.sourceEnd = pE;
	setGeneratedBy(instanceOf, source);
	
	ReturnStatement returnStatement = new ReturnStatement(instanceOf, pS, pE);
	setGeneratedBy(returnStatement, source);
	
	method.statements = new Statement[] {returnStatement};
	return method;
}

Example 19

Source File: BlockBuilder.java From calcite with Apache License 2.0

4 votes

protected boolean isSafeForReuse(DeclarationStatement decl) {
  return (decl.modifiers & Modifier.FINAL) != 0 && !decl.parameter.name.startsWith("_");
}

Example 20

Source File: BuilderUtil.java From CodeGen with MIT License

4 votes

/**
 * 计算默认的 serialVersionUID
 *
 * @see java.io.ObjectStreamClass#lookup(Class)
 * @see java.io.ObjectStreamClass#computeDefaultSUID(Class)
 */
public static long computeDefaultSUID(String className, List<Field> fields) {
    try {
        ByteArrayOutputStream bout = new ByteArrayOutputStream();
        DataOutputStream dout = new DataOutputStream(bout);

        // simple class name
        dout.writeUTF(className);
        int classMods = Modifier.PUBLIC & (Modifier.PUBLIC | Modifier.FINAL | Modifier.INTERFACE | Modifier.ABSTRACT);
        dout.writeInt(classMods);

        // interface name
        dout.writeUTF("java.io.Serializable");

        // fields
        // fields.sort(Comparator.comparing(Field::getField));
        for (Field field : fields) {
            int mods = Modifier.PRIVATE &
                    (Modifier.PUBLIC | Modifier.PRIVATE | Modifier.PROTECTED |
                            Modifier.STATIC | Modifier.FINAL | Modifier.VOLATILE |
                            Modifier.TRANSIENT);
            if (((mods & Modifier.PRIVATE) == 0) ||
                    ((mods & (Modifier.STATIC | Modifier.TRANSIENT)) == 0)) {
                dout.writeUTF(field.getField());
                dout.writeInt(mods);
                dout.writeUTF(field.getFieldType());
            }
        }

        // method ignore
        dout.flush();

        MessageDigest md = MessageDigest.getInstance("SHA");
        byte[] hashBytes = md.digest(bout.toByteArray());
        long hash = 0;
        for (int i = Math.min(hashBytes.length, 8) - 1; i >= 0; i--) {
            hash = (hash << 8) | (hashBytes[i] & 0xFF);
        }
        return hash;
    } catch (Exception e) {
        // ignore
    }
    return 1;
}