Examples with OpcodeStack edu.umd.cs.findbugs.OpcodeStack used on opensource projects

Example 66 with OpcodeStack

use of edu.umd.cs.findbugs.OpcodeStack in project fb-contrib by mebigfatguy.

the class UnsynchronizedSingletonFieldWrites method visitClassContext.

/**
 * implements the visitor to look for classes that are singletons
 *
 * @param classContext
 *            the context object of the currently parsed class
 */
@Override
public void visitClassContext(ClassContext classContext) {
    try {
        JavaClass cls = classContext.getJavaClass();
        if (isSingleton(cls)) {
            syncBlockBranchResetValues = new HashMap<>();
            stack = new OpcodeStack();
            super.visitClassContext(classContext);
        }
    } finally {
        syncBlockBranchResetValues = null;
        stack = null;
    }
}

Example 67 with OpcodeStack

use of edu.umd.cs.findbugs.OpcodeStack in project fb-contrib by mebigfatguy.

the class UnusedParameter method visitClassContext.

/**
 * implements the visitor to create parm bitset
 *
 * @param classContext
 *            the context object of the currently parsed class
 */
@Override
public void visitClassContext(ClassContext classContext) {
    try {
        unusedParms = new BitSet();
        regToParm = new HashMap<>();
        stack = new OpcodeStack();
        super.visitClassContext(classContext);
    } finally {
        stack = null;
        regToParm = null;
        unusedParms.clear();
    }
}

Example 68 with OpcodeStack

use of edu.umd.cs.findbugs.OpcodeStack in project fb-contrib by mebigfatguy.

the class UseCharacterParameterizedMethod method visitClassContext.

/**
 * overrides the visitor to create and clear the opcode stack
 *
 * @param context
 *            the context object for the currently parsed class
 */
@Override
public void visitClassContext(final ClassContext context) {
    try {
        stack = new OpcodeStack();
        super.visitClassContext(context);
    } finally {
        stack = null;
    }
}

Example 69 with OpcodeStack

use of edu.umd.cs.findbugs.OpcodeStack in project fb-contrib by mebigfatguy.

the class UseEnumCollections method visitClassContext.

/**
 * implements the visitor to check that the class is greater or equal than 1.5, and set and clear the stack
 *
 * @param classContext
 *            the context object for the currently parsed class
 */
@Override
public void visitClassContext(ClassContext classContext) {
    try {
        JavaClass cls = classContext.getJavaClass();
        if (cls.getMajor() >= Const.MAJOR_1_5) {
            stack = new OpcodeStack();
            checkedFields = new HashSet<>();
            enumRegs = new HashMap<>();
            enumFields = new HashMap<>();
            super.visitClassContext(classContext);
        }
    } finally {
        stack = null;
        checkedFields = null;
        enumRegs = null;
        enumFields = null;
    }
}

Example 70 with OpcodeStack

use of edu.umd.cs.findbugs.OpcodeStack in project fb-contrib by mebigfatguy.

the class WeakExceptionMessaging method visitClassContext.

/**
 * overrides the visitor to initialize and tear down the opcode stack
 *
 * @param classContext
 *            the context object of the currently parsed class
 */
@Override
public void visitClassContext(ClassContext classContext) {
    try {
        if (exceptionClass != null) {
            stack = new OpcodeStack();
            super.visitClassContext(classContext);
        }
    } finally {
        stack = null;
    }
}