--- /dev/null
+/*******************************************************************************
+ * Copyright (c) 2000, 2003 IBM Corporation and others.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Common Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/cpl-v10.html
+ *
+ * Contributors:
+ * IBM Corporation - initial API and implementation
+ *******************************************************************************/
+package net.sourceforge.phpdt.core;
+
+import net.sourceforge.phpdt.internal.compiler.env.IConstants;
+
+
+
+/**
+ * Utility class for decoding modifier flags in Java elements.
+ * <p>
+ * This class provides static methods only; it is not intended to be
+ * instantiated or subclassed by clients.
+ * </p>
+ * <p>
+ * Note that the numeric values of these flags match the ones for class files
+ * as described in the Java Virtual Machine Specification. The AST class
+ * <code>Modifier</code> provides the same functionality as this class, only in
+ * the <code>org.eclipse.jdt.core.dom</code> package.
+ * </p>
+ *
+ * @see IMember#getFlags
+ */
+public final class Flags {
+
+ /**
+ * Public access flag. See The Java Virtual Machine Specification for more details.
+ * @since 2.0
+ */
+ public static final int AccPublic = IConstants.AccPublic;
+ /**
+ * Private access flag. See The Java Virtual Machine Specification for more details.
+ * @since 2.0
+ */
+ public static final int AccPrivate = IConstants.AccPrivate;
+ /**
+ * Protected access flag. See The Java Virtual Machine Specification for more details.
+ * @since 2.0
+ */
+ public static final int AccProtected = IConstants.AccProtected;
+ /**
+ * Static access flag. See The Java Virtual Machine Specification for more details.
+ * @since 2.0
+ */
+ public static final int AccStatic = IConstants.AccStatic;
+ /**
+ * Final access flag. See The Java Virtual Machine Specification for more details.
+ * @since 2.0
+ */
+ public static final int AccFinal = IConstants.AccFinal;
+ /**
+ * Synchronized access flag. See The Java Virtual Machine Specification for more details.
+ * @since 2.0
+ */
+// public static final int AccSynchronized = IConstants.AccSynchronized;
+ /**
+ * Volatile property flag. See The Java Virtual Machine Specification for more details.
+ * @since 2.0
+ */
+// public static final int AccVolatile = IConstants.AccVolatile;
+ /**
+ * Transient property flag. See The Java Virtual Machine Specification for more details.
+ * @since 2.0
+ */
+// public static final int AccTransient = IConstants.AccTransient;
+ /**
+ * Native property flag. See The Java Virtual Machine Specification for more details.
+ * @since 2.0
+ */
+// public static final int AccNative = IConstants.AccNative;
+ /**
+ * Interface property flag. See The Java Virtual Machine Specification for more details.
+ * @since 2.0
+ */
+// public static final int AccInterface = IConstants.AccInterface;
+ /**
+ * Abstract property flag. See The Java Virtual Machine Specification for more details.
+ * @since 2.0
+ */
+// public static final int AccAbstract = IConstants.AccAbstract;
+ /**
+ * Strictfp property flag. See The Java Virtual Machine Specification for more details.
+ * @since 2.0
+ */
+// public static final int AccStrictfp = IConstants.AccStrictfp;
+ /**
+ * Super property flag. See The Java Virtual Machine Specification for more details.
+ * @since 2.0
+ */
+ public static final int AccSuper = IConstants.AccSuper;
+ /**
+ * Synthetic property flag. See The Java Virtual Machine Specification for more details.
+ * @since 2.0
+ */
+// public static final int AccSynthetic = IConstants.AccSynthetic;
+ /**
+ * Deprecated property flag. See The Java Virtual Machine Specification for more details.
+ * @since 2.0
+ */
+// public static final int AccDeprecated = IConstants.AccDeprecated;
+
+ /**
+ * Not instantiable.
+ */
+ private Flags() {
+ }
+ /**
+ * Returns whether the given integer includes the <code>abstract</code> modifier.
+ *
+ * @param flags the flags
+ * @return <code>true</code> if the <code>abstract</code> modifier is included
+ */
+// public static boolean isAbstract(int flags) {
+// return (flags & AccAbstract) != 0;
+// }
+ /**
+ * Returns whether the given integer includes the indication that the
+ * element is deprecated (<code>@deprecated</code> tag in Javadoc comment).
+ *
+ * @param flags the flags
+ * @return <code>true</code> if the element is marked as deprecated
+ */
+// public static boolean isDeprecated(int flags) {
+// return (flags & AccDeprecated) != 0;
+// }
+ /**
+ * Returns whether the given integer includes the <code>final</code> modifier.
+ *
+ * @param flags the flags
+ * @return <code>true</code> if the <code>final</code> modifier is included
+ */
+ public static boolean isFinal(int flags) {
+ return (flags & AccFinal) != 0;
+ }
+ /**
+ * Returns whether the given integer includes the <code>interface</code> modifier.
+ *
+ * @param flags the flags
+ * @return <code>true</code> if the <code>interface</code> modifier is included
+ * @since 2.0
+ */
+// public static boolean isInterface(int flags) {
+// return (flags & AccInterface) != 0;
+// }
+ /**
+ * Returns whether the given integer includes the <code>native</code> modifier.
+ *
+ * @param flags the flags
+ * @return <code>true</code> if the <code>native</code> modifier is included
+ */
+// public static boolean isNative(int flags) {
+// return (flags & AccNative) != 0;
+// }
+ /**
+ * Returns whether the given integer includes the <code>private</code> modifier.
+ *
+ * @param flags the flags
+ * @return <code>true</code> if the <code>private</code> modifier is included
+ */
+ public static boolean isPrivate(int flags) {
+ return (flags & AccPrivate) != 0;
+ }
+ /**
+ * Returns whether the given integer includes the <code>protected</code> modifier.
+ *
+ * @param flags the flags
+ * @return <code>true</code> if the <code>protected</code> modifier is included
+ */
+ public static boolean isProtected(int flags) {
+ return (flags & AccProtected) != 0;
+ }
+ /**
+ * Returns whether the given integer includes the <code>public</code> modifier.
+ *
+ * @param flags the flags
+ * @return <code>true</code> if the <code>public</code> modifier is included
+ */
+ public static boolean isPublic(int flags) {
+ return (flags & AccPublic) != 0;
+ }
+ /**
+ * Returns whether the given integer includes the <code>static</code> modifier.
+ *
+ * @param flags the flags
+ * @return <code>true</code> if the <code>static</code> modifier is included
+ */
+ public static boolean isStatic(int flags) {
+ return (flags & AccStatic) != 0;
+ }
+ /**
+ * Returns whether the given integer includes the <code>strictfp</code> modifier.
+ *
+ * @param flags the flags
+ * @return <code>true</code> if the <code>strictfp</code> modifier is included
+ */
+// public static boolean isStrictfp(int flags) {
+// return (flags & AccStrictfp) != 0;
+// }
+ /**
+ * Returns whether the given integer includes the <code>synchronized</code> modifier.
+ *
+ * @param flags the flags
+ * @return <code>true</code> if the <code>synchronized</code> modifier is included
+ */
+// public static boolean isSynchronized(int flags) {
+// return (flags & AccSynchronized) != 0;
+// }
+ /**
+ * Returns whether the given integer includes the indication that the
+ * element is synthetic.
+ *
+ * @param flags the flags
+ * @return <code>true</code> if the element is marked synthetic
+ */
+// public static boolean isSynthetic(int flags) {
+// return (flags & AccSynthetic) != 0;
+// }
+ /**
+ * Returns whether the given integer includes the <code>transient</code> modifier.
+ *
+ * @param flags the flags
+ * @return <code>true</code> if the <code>transient</code> modifier is included
+ */
+// public static boolean isTransient(int flags) {
+// return (flags & AccTransient) != 0;
+// }
+ /**
+ * Returns whether the given integer includes the <code>volatile</code> modifier.
+ *
+ * @param flags the flags
+ * @return <code>true</code> if the <code>volatile</code> modifier is included
+ */
+// public static boolean isVolatile(int flags) {
+// return (flags & AccVolatile) != 0;
+// }
+ /**
+ * Returns a standard string describing the given modifier flags.
+ * Only modifier flags are included in the output; the deprecated and
+ * synthetic flags are ignored if set.
+ * <p>
+ * The flags are output in the following order:
+ * <pre>
+ * <code>public</code> <code>protected</code> <code>private</code>
+ * <code>static</code>
+ * <code>abstract</code> <code>final</code> <code>native</code> <code>synchronized</code> <code>transient</code> <code>volatile</code> <code>strictfp</code>
+ * </pre>
+ * This is a compromise between the orders specified in sections 8.1.1,
+ * 8.3.1, 8.4.3, 8.8.3, 9.1.1, and 9.3 of <em>The Java Language
+ * Specification, Second Edition</em> (JLS2).
+ * </p>
+ * <p>
+ * Examples results:
+ * <pre>
+ * <code>"public static final"</code>
+ * <code>"private native"</code>
+ * </pre>
+ * </p>
+ *
+ * @param flags the flags
+ * @return the standard string representation of the given flags
+ */
+ public static String toString(int flags) {
+ StringBuffer sb = new StringBuffer();
+
+ if (isPublic(flags))
+ sb.append("public "); //$NON-NLS-1$
+ if (isProtected(flags))
+ sb.append("protected "); //$NON-NLS-1$
+ if (isPrivate(flags))
+ sb.append("private "); //$NON-NLS-1$
+ if (isStatic(flags))
+ sb.append("static "); //$NON-NLS-1$
+// if (isAbstract(flags))
+// sb.append("abstract "); //$NON-NLS-1$
+ if (isFinal(flags))
+ sb.append("final "); //$NON-NLS-1$
+// if (isNative(flags))
+// sb.append("native "); //$NON-NLS-1$
+// if (isSynchronized(flags))
+// sb.append("synchronized "); //$NON-NLS-1$
+// if (isTransient(flags))
+// sb.append("transient "); //$NON-NLS-1$
+// if (isVolatile(flags))
+// sb.append("volatile "); //$NON-NLS-1$
+// if (isStrictfp(flags))
+// sb.append("strictfp "); //$NON-NLS-1$
+
+ int len = sb.length();
+ if (len == 0)
+ return ""; //$NON-NLS-1$
+ sb.setLength(len - 1);
+ return sb.toString();
+ }
+}