com.sun.tools.classfile.AccessFlags Java Examples

The following examples show how to use com.sun.tools.classfile.AccessFlags. 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 Project: jdk8u-dev-jdk   Author: frohoff   File: ClassReader.java    License: GNU General Public License v2.0 6 votes vote down vote up
protected String flagString(AccessFlags af, String kind) {
    Set<String> mods = null;
    switch (kind) {
        case "Class":
            mods = af.getClassFlags();
            break;
        case "InnerClass":
            mods = af.getInnerClassFlags();
            break;
        case "Field":
            mods = af.getFieldFlags();
            break;
        case "Method":
            mods = af.getMethodFlags();
            break;
        default:
            throw new RuntimeException("should not reach here");
    }
    StringBuilder sb = new StringBuilder();
    for (String x : mods) {
        sb.append(x.substring(x.indexOf('_') + 1).toLowerCase()).append(" ");
    }
    return sb.toString().trim();
}
 
Example #2
Source Project: TencentKona-8   Author: Tencent   File: Options.java    License: GNU General Public License v2.0 6 votes vote down vote up
/**
 * Checks access of class, field or method.
 */
public boolean checkAccess(AccessFlags flags){

    boolean isPublic = flags.is(AccessFlags.ACC_PUBLIC);
    boolean isProtected = flags.is(AccessFlags.ACC_PROTECTED);
    boolean isPrivate = flags.is(AccessFlags.ACC_PRIVATE);
    boolean isPackage = !(isPublic || isProtected || isPrivate);

    if ((showAccess == AccessFlags.ACC_PUBLIC) && (isProtected || isPrivate || isPackage))
        return false;
    else if ((showAccess == AccessFlags.ACC_PROTECTED) && (isPrivate || isPackage))
        return false;
    else if ((showAccess == 0) && (isPrivate))
        return false;
    else
        return true;
}
 
Example #3
Source Project: openjdk-8   Author: bpupadhyaya   File: CompareTest.java    License: GNU General Public License v2.0 6 votes vote down vote up
boolean isNativeClass(JarFile jar, JarEntry entry) throws IOException, ConstantPoolException {
    String name = entry.getName();
    if (name.startsWith("META-INF") || !name.endsWith(".class"))
        return false;
    //String className = name.substring(0, name.length() - 6).replace("/", ".");
    //System.err.println("check " + className);
    InputStream in = jar.getInputStream(entry);
    ClassFile cf = ClassFile.read(in);
    for (int i = 0; i < cf.methods.length; i++) {
        Method m = cf.methods[i];
        if (m.access_flags.is(AccessFlags.ACC_NATIVE)) {
            // System.err.println(className);
            return true;
        }
    }
    return false;
}
 
Example #4
Source Project: TencentKona-8   Author: Tencent   File: ClassReader.java    License: GNU General Public License v2.0 6 votes vote down vote up
private void readClass(ClassFile c) throws IOException,
                                           ConstantPoolException,
                                           InvalidDescriptor {
    klass = new Element("Class");
    cfile.add(klass);
    String thisk = c.getName();

    klass.setAttr("name", thisk);

    AccessFlags af = new AccessFlags(c.access_flags.flags);
    klass.setAttr("flags", flagString(af, klass));
    if (!"java/lang/Object".equals(thisk)) {
        klass.setAttr("super", c.getSuperclassName());
    }
    for (int i : c.interfaces) {
        klass.add(new Element("Interface", "name", getCpString(i)));
    }
    readFields(c, klass);
    readMethods(c, klass);
    readAttributesFor(c, c.attributes, klass);
    klass.trimToSize();
}
 
Example #5
Source Project: hottub   Author: dsrg-uoft   File: CompareTest.java    License: GNU General Public License v2.0 6 votes vote down vote up
boolean isNativeClass(JarFile jar, JarEntry entry) throws IOException, ConstantPoolException {
    String name = entry.getName();
    if (name.startsWith("META-INF") || !name.endsWith(".class"))
        return false;
    //String className = name.substring(0, name.length() - 6).replace("/", ".");
    //System.err.println("check " + className);
    InputStream in = jar.getInputStream(entry);
    ClassFile cf = ClassFile.read(in);
    for (int i = 0; i < cf.methods.length; i++) {
        Method m = cf.methods[i];
        if (m.access_flags.is(AccessFlags.ACC_NATIVE)) {
            // System.err.println(className);
            return true;
        }
    }
    return false;
}
 
Example #6
Source Project: TencentKona-8   Author: Tencent   File: ClassReader.java    License: GNU General Public License v2.0 6 votes vote down vote up
protected String flagString(AccessFlags af, String kind) {
    Set<String> mods = null;
    switch (kind) {
        case "Class":
            mods = af.getClassFlags();
            break;
        case "InnerClass":
            mods = af.getInnerClassFlags();
            break;
        case "Field":
            mods = af.getFieldFlags();
            break;
        case "Method":
            mods = af.getMethodFlags();
            break;
        default:
            throw new RuntimeException("should not reach here");
    }
    StringBuilder sb = new StringBuilder();
    for (String x : mods) {
        sb.append(x.substring(x.indexOf('_') + 1).toLowerCase()).append(" ");
    }
    return sb.toString().trim();
}
 
Example #7
Source Project: hottub   Author: dsrg-uoft   File: Options.java    License: GNU General Public License v2.0 6 votes vote down vote up
/**
 * Checks access of class, field or method.
 */
public boolean checkAccess(AccessFlags flags){

    boolean isPublic = flags.is(AccessFlags.ACC_PUBLIC);
    boolean isProtected = flags.is(AccessFlags.ACC_PROTECTED);
    boolean isPrivate = flags.is(AccessFlags.ACC_PRIVATE);
    boolean isPackage = !(isPublic || isProtected || isPrivate);

    if ((showAccess == AccessFlags.ACC_PUBLIC) && (isProtected || isPrivate || isPackage))
        return false;
    else if ((showAccess == AccessFlags.ACC_PROTECTED) && (isPrivate || isPackage))
        return false;
    else if ((showAccess == 0) && (isPrivate))
        return false;
    else
        return true;
}
 
Example #8
Source Project: jdk8u60   Author: chenghanpeng   File: Options.java    License: GNU General Public License v2.0 6 votes vote down vote up
/**
 * Checks access of class, field or method.
 */
public boolean checkAccess(AccessFlags flags){

    boolean isPublic = flags.is(AccessFlags.ACC_PUBLIC);
    boolean isProtected = flags.is(AccessFlags.ACC_PROTECTED);
    boolean isPrivate = flags.is(AccessFlags.ACC_PRIVATE);
    boolean isPackage = !(isPublic || isProtected || isPrivate);

    if ((showAccess == AccessFlags.ACC_PUBLIC) && (isProtected || isPrivate || isPackage))
        return false;
    else if ((showAccess == AccessFlags.ACC_PROTECTED) && (isPrivate || isPackage))
        return false;
    else if ((showAccess == 0) && (isPrivate))
        return false;
    else
        return true;
}
 
Example #9
Source Project: jdk8u60   Author: chenghanpeng   File: FindNativeFiles.java    License: GNU General Public License v2.0 6 votes vote down vote up
boolean isNativeClass(JarFile jar, JarEntry entry) throws IOException, ConstantPoolException {
    String name = entry.getName();
    if (name.startsWith("META-INF") || !name.endsWith(".class"))
        return false;
    //String className = name.substring(0, name.length() - 6).replace("/", ".");
    //System.err.println("check " + className);
    InputStream in = jar.getInputStream(entry);
    ClassFile cf = ClassFile.read(in);
    in.close();
    for (int i = 0; i < cf.methods.length; i++) {
        Method m = cf.methods[i];
        if (m.access_flags.is(AccessFlags.ACC_NATIVE)) {
            // System.err.println(className);
            return true;
        }
    }
    return false;
}
 
Example #10
Source Project: openjdk-8-source   Author: keerath   File: Options.java    License: GNU General Public License v2.0 6 votes vote down vote up
/**
 * Checks access of class, field or method.
 */
public boolean checkAccess(AccessFlags flags){

    boolean isPublic = flags.is(AccessFlags.ACC_PUBLIC);
    boolean isProtected = flags.is(AccessFlags.ACC_PROTECTED);
    boolean isPrivate = flags.is(AccessFlags.ACC_PRIVATE);
    boolean isPackage = !(isPublic || isProtected || isPrivate);

    if ((showAccess == AccessFlags.ACC_PUBLIC) && (isProtected || isPrivate || isPackage))
        return false;
    else if ((showAccess == AccessFlags.ACC_PROTECTED) && (isPrivate || isPackage))
        return false;
    else if ((showAccess == 0) && (isPrivate))
        return false;
    else
        return true;
}
 
Example #11
Source Project: jdk8u-jdk   Author: frohoff   File: ClassReader.java    License: GNU General Public License v2.0 6 votes vote down vote up
private void readClass(ClassFile c) throws IOException,
                                           ConstantPoolException,
                                           InvalidDescriptor {
    klass = new Element("Class");
    cfile.add(klass);
    String thisk = c.getName();

    klass.setAttr("name", thisk);

    AccessFlags af = new AccessFlags(c.access_flags.flags);
    klass.setAttr("flags", flagString(af, klass));
    if (!"java/lang/Object".equals(thisk)) {
        klass.setAttr("super", c.getSuperclassName());
    }
    for (int i : c.interfaces) {
        klass.add(new Element("Interface", "name", getCpString(i)));
    }
    readFields(c, klass);
    readMethods(c, klass);
    readAttributesFor(c, c.attributes, klass);
    klass.trimToSize();
}
 
Example #12
Source Project: jdk8u60   Author: chenghanpeng   File: ClassReader.java    License: GNU General Public License v2.0 6 votes vote down vote up
protected String flagString(AccessFlags af, String kind) {
    Set<String> mods = null;
    switch (kind) {
        case "Class":
            mods = af.getClassFlags();
            break;
        case "InnerClass":
            mods = af.getInnerClassFlags();
            break;
        case "Field":
            mods = af.getFieldFlags();
            break;
        case "Method":
            mods = af.getMethodFlags();
            break;
        default:
            throw new RuntimeException("should not reach here");
    }
    StringBuilder sb = new StringBuilder();
    for (String x : mods) {
        sb.append(x.substring(x.indexOf('_') + 1).toLowerCase()).append(" ");
    }
    return sb.toString().trim();
}
 
Example #13
Source Project: openjdk-jdk8u   Author: AdoptOpenJDK   File: Options.java    License: GNU General Public License v2.0 6 votes vote down vote up
/**
 * Checks access of class, field or method.
 */
public boolean checkAccess(AccessFlags flags){

    boolean isPublic = flags.is(AccessFlags.ACC_PUBLIC);
    boolean isProtected = flags.is(AccessFlags.ACC_PROTECTED);
    boolean isPrivate = flags.is(AccessFlags.ACC_PRIVATE);
    boolean isPackage = !(isPublic || isProtected || isPrivate);

    if ((showAccess == AccessFlags.ACC_PUBLIC) && (isProtected || isPrivate || isPackage))
        return false;
    else if ((showAccess == AccessFlags.ACC_PROTECTED) && (isPrivate || isPackage))
        return false;
    else if ((showAccess == 0) && (isPrivate))
        return false;
    else
        return true;
}
 
Example #14
Source Project: openjdk-jdk8u   Author: AdoptOpenJDK   File: CompareTest.java    License: GNU General Public License v2.0 6 votes vote down vote up
boolean isNativeClass(JarFile jar, JarEntry entry) throws IOException, ConstantPoolException {
    String name = entry.getName();
    if (name.startsWith("META-INF") || !name.endsWith(".class"))
        return false;
    //String className = name.substring(0, name.length() - 6).replace("/", ".");
    //System.err.println("check " + className);
    InputStream in = jar.getInputStream(entry);
    ClassFile cf = ClassFile.read(in);
    for (int i = 0; i < cf.methods.length; i++) {
        Method m = cf.methods[i];
        if (m.access_flags.is(AccessFlags.ACC_NATIVE)) {
            // System.err.println(className);
            return true;
        }
    }
    return false;
}
 
Example #15
Source Project: openjdk-jdk8u   Author: AdoptOpenJDK   File: FindNativeFiles.java    License: GNU General Public License v2.0 6 votes vote down vote up
boolean isNativeClass(JarFile jar, JarEntry entry) throws IOException, ConstantPoolException {
    String name = entry.getName();
    if (name.startsWith("META-INF") || !name.endsWith(".class"))
        return false;
    //String className = name.substring(0, name.length() - 6).replace("/", ".");
    //System.err.println("check " + className);
    InputStream in = jar.getInputStream(entry);
    ClassFile cf = ClassFile.read(in);
    in.close();
    for (int i = 0; i < cf.methods.length; i++) {
        Method m = cf.methods[i];
        if (m.access_flags.is(AccessFlags.ACC_NATIVE)) {
            // System.err.println(className);
            return true;
        }
    }
    return false;
}
 
Example #16
Source Project: jdk8u-jdk   Author: frohoff   File: ClassReader.java    License: GNU General Public License v2.0 6 votes vote down vote up
protected String flagString(AccessFlags af, String kind) {
    Set<String> mods = null;
    switch (kind) {
        case "Class":
            mods = af.getClassFlags();
            break;
        case "InnerClass":
            mods = af.getInnerClassFlags();
            break;
        case "Field":
            mods = af.getFieldFlags();
            break;
        case "Method":
            mods = af.getMethodFlags();
            break;
        default:
            throw new RuntimeException("should not reach here");
    }
    StringBuilder sb = new StringBuilder();
    for (String x : mods) {
        sb.append(x.substring(x.indexOf('_') + 1).toLowerCase()).append(" ");
    }
    return sb.toString().trim();
}
 
Example #17
Source Project: jdk8u-jdk   Author: lambdalab-mirror   File: ClassReader.java    License: GNU General Public License v2.0 6 votes vote down vote up
protected String flagString(AccessFlags af, String kind) {
    Set<String> mods = null;
    switch (kind) {
        case "Class":
            mods = af.getClassFlags();
            break;
        case "InnerClass":
            mods = af.getInnerClassFlags();
            break;
        case "Field":
            mods = af.getFieldFlags();
            break;
        case "Method":
            mods = af.getMethodFlags();
            break;
        default:
            throw new RuntimeException("should not reach here");
    }
    StringBuilder sb = new StringBuilder();
    for (String x : mods) {
        sb.append(x.substring(x.indexOf('_') + 1).toLowerCase()).append(" ");
    }
    return sb.toString().trim();
}
 
Example #18
Source Project: jdk8u_jdk   Author: JetBrains   File: ClassReader.java    License: GNU General Public License v2.0 6 votes vote down vote up
protected String flagString(AccessFlags af, String kind) {
    Set<String> mods = null;
    switch (kind) {
        case "Class":
            mods = af.getClassFlags();
            break;
        case "InnerClass":
            mods = af.getInnerClassFlags();
            break;
        case "Field":
            mods = af.getFieldFlags();
            break;
        case "Method":
            mods = af.getMethodFlags();
            break;
        default:
            throw new RuntimeException("should not reach here");
    }
    StringBuilder sb = new StringBuilder();
    for (String x : mods) {
        sb.append(x.substring(x.indexOf('_') + 1).toLowerCase()).append(" ");
    }
    return sb.toString().trim();
}
 
Example #19
Source Project: openjdk-8-source   Author: keerath   File: ClassReader.java    License: GNU General Public License v2.0 6 votes vote down vote up
private void readClass(ClassFile c) throws IOException,
                                           ConstantPoolException,
                                           InvalidDescriptor {
    klass = new Element("Class");
    cfile.add(klass);
    String thisk = c.getName();

    klass.setAttr("name", thisk);

    AccessFlags af = new AccessFlags(c.access_flags.flags);
    klass.setAttr("flags", flagString(af, klass));
    if (!"java/lang/Object".equals(thisk)) {
        klass.setAttr("super", c.getSuperclassName());
    }
    for (int i : c.interfaces) {
        klass.add(new Element("Interface", "name", getCpString(i)));
    }
    readFields(c, klass);
    readMethods(c, klass);
    readAttributesFor(c, c.attributes, klass);
    klass.trimToSize();
}
 
Example #20
Source Project: openjdk-jdk8u-backup   Author: AdoptOpenJDK   File: FindNativeFiles.java    License: GNU General Public License v2.0 6 votes vote down vote up
boolean isNativeClass(JarFile jar, JarEntry entry) throws IOException, ConstantPoolException {
    String name = entry.getName();
    if (name.startsWith("META-INF") || !name.endsWith(".class"))
        return false;
    //String className = name.substring(0, name.length() - 6).replace("/", ".");
    //System.err.println("check " + className);
    InputStream in = jar.getInputStream(entry);
    ClassFile cf = ClassFile.read(in);
    in.close();
    for (int i = 0; i < cf.methods.length; i++) {
        Method m = cf.methods[i];
        if (m.access_flags.is(AccessFlags.ACC_NATIVE)) {
            // System.err.println(className);
            return true;
        }
    }
    return false;
}
 
Example #21
Source Project: openjdk-jdk8u-backup   Author: AdoptOpenJDK   File: ClassReader.java    License: GNU General Public License v2.0 6 votes vote down vote up
private void readClass(ClassFile c) throws IOException,
                                           ConstantPoolException,
                                           InvalidDescriptor {
    klass = new Element("Class");
    cfile.add(klass);
    String thisk = c.getName();

    klass.setAttr("name", thisk);

    AccessFlags af = new AccessFlags(c.access_flags.flags);
    klass.setAttr("flags", flagString(af, klass));
    if (!"java/lang/Object".equals(thisk)) {
        klass.setAttr("super", c.getSuperclassName());
    }
    for (int i : c.interfaces) {
        klass.add(new Element("Interface", "name", getCpString(i)));
    }
    readFields(c, klass);
    readMethods(c, klass);
    readAttributesFor(c, c.attributes, klass);
    klass.trimToSize();
}
 
Example #22
Source Project: jdk8u_jdk   Author: JetBrains   File: ClassReader.java    License: GNU General Public License v2.0 6 votes vote down vote up
private void readClass(ClassFile c) throws IOException,
                                           ConstantPoolException,
                                           InvalidDescriptor {
    klass = new Element("Class");
    cfile.add(klass);
    String thisk = c.getName();

    klass.setAttr("name", thisk);

    AccessFlags af = new AccessFlags(c.access_flags.flags);
    klass.setAttr("flags", flagString(af, klass));
    if (!"java/lang/Object".equals(thisk)) {
        klass.setAttr("super", c.getSuperclassName());
    }
    for (int i : c.interfaces) {
        klass.add(new Element("Interface", "name", getCpString(i)));
    }
    readFields(c, klass);
    readMethods(c, klass);
    readAttributesFor(c, c.attributes, klass);
    klass.trimToSize();
}
 
Example #23
Source Project: openjdk-jdk9   Author: AdoptOpenJDK   File: ClassReader.java    License: GNU General Public License v2.0 6 votes vote down vote up
protected String flagString(AccessFlags af, String kind) {
    Set<String> mods = null;
    switch (kind) {
        case "Class":
            mods = af.getClassFlags();
            break;
        case "InnerClass":
            mods = af.getInnerClassFlags();
            break;
        case "Field":
            mods = af.getFieldFlags();
            break;
        case "Method":
            mods = af.getMethodFlags();
            break;
        default:
            throw new RuntimeException("should not reach here");
    }
    StringBuilder sb = new StringBuilder();
    for (String x : mods) {
        sb.append(x.substring(x.indexOf('_') + 1).toLowerCase()).append(" ");
    }
    return sb.toString().trim();
}
 
Example #24
Source Project: dragonwell8_jdk   Author: alibaba   File: ClassReader.java    License: GNU General Public License v2.0 5 votes vote down vote up
private AccessFlags.Kind getKind(Element e) {
    switch(e.getName()) {
        case "Class":
            return AccessFlags.Kind.Class;
        case "InnerClass":
            return AccessFlags.Kind.InnerClass;
        case "Field":
            return AccessFlags.Kind.Field ;
        case "Method":
            return AccessFlags.Kind.Method;
        default: throw new RuntimeException("should not reach here");
    }
}
 
Example #25
Source Project: TencentKona-8   Author: Tencent   File: JdepsTask.java    License: GNU General Public License v2.0 5 votes vote down vote up
/**
 * Tests if the given class matches the pattern given in the -include option
 * or if it's a public class if -apionly option is specified
 */
private boolean matches(String classname, AccessFlags flags) {
    if (options.apiOnly && !flags.is(AccessFlags.ACC_PUBLIC)) {
        return false;
    } else if (options.includePattern != null) {
        return options.includePattern.matcher(classname.replace('/', '.')).matches();
    } else {
        return true;
    }
}
 
Example #26
Source Project: jdk8u_jdk   Author: JetBrains   File: ClassReader.java    License: GNU General Public License v2.0 5 votes vote down vote up
private AccessFlags.Kind getKind(Element e) {
    switch(e.getName()) {
        case "Class":
            return AccessFlags.Kind.Class;
        case "InnerClass":
            return AccessFlags.Kind.InnerClass;
        case "Field":
            return AccessFlags.Kind.Field ;
        case "Method":
            return AccessFlags.Kind.Method;
        default: throw new RuntimeException("should not reach here");
    }
}
 
Example #27
Source Project: hottub   Author: dsrg-uoft   File: AnnotationsAreNotCopiedToBridgeMethodsTest.java    License: GNU General Public License v2.0 5 votes vote down vote up
void checkClassFile(final Path cfilePath) throws Exception {
    ClassFile classFile = ClassFile.read(
            new BufferedInputStream(Files.newInputStream(cfilePath)));
    for (Method method : classFile.methods) {
        if (method.access_flags.is(AccessFlags.ACC_BRIDGE)) {
            checkForAttr(method.attributes,
                    "Annotations hasn't been copied to bridge method",
                    Attribute.RuntimeVisibleAnnotations,
                    Attribute.RuntimeVisibleParameterAnnotations);
        }
    }
}
 
Example #28
Source Project: hottub   Author: dsrg-uoft   File: ClassWriter.java    License: GNU General Public License v2.0 5 votes vote down vote up
String adjustVarargs(AccessFlags flags, String params) {
    if (flags.is(ACC_VARARGS)) {
        int i = params.lastIndexOf("[]");
        if (i > 0)
            return params.substring(0, i) + "..." + params.substring(i+2);
    }

    return params;
}
 
Example #29
Source Project: openjdk-jdk9   Author: AdoptOpenJDK   File: BridgeHarness.java    License: GNU General Public License v2.0 5 votes vote down vote up
/**
 * Check that every bridge in the generated classfile has a matching bridge
 * annotation in the bridge map
 */
protected void checkBridges(JavaFileObject jfo) {
    try (InputStream is = jfo.openInputStream()) {
        ClassFile cf = ClassFile.read(is);
        System.err.println("checking: " + cf.getName());

        List<Bridge> bridgeList = bridgesMap.get(cf.getName());
        if (bridgeList == null) {
            //no bridges - nothing to check;
            bridgeList = List.nil();
        }

        for (Method m : cf.methods) {
            if (m.access_flags.is(AccessFlags.ACC_SYNTHETIC | AccessFlags.ACC_BRIDGE)) {
                //this is a bridge - see if there's a match in the bridge list
                Bridge match = null;
                for (Bridge b : bridgeList) {
                    if (b.value().equals(descriptor(m, cf.constant_pool))) {
                        match = b;
                        break;
                    }
                }
                if (match == null) {
                    error("No annotation for bridge method: " + descriptor(m, cf.constant_pool));
                } else {
                    bridgeList = drop(bridgeList, match);
                }
            }
        }
        if (bridgeList.nonEmpty()) {
            error("Redundant bridge annotation found: " + bridgeList.head.value());
        }
    } catch (Exception e) {
        e.printStackTrace();
        throw new Error("error reading " + jfo.toUri() +": " + e);
    }
}
 
Example #30
void analyzeClassFile(File path) throws Exception {
    ClassFile classFile = ClassFile.read(path);
    InnerClasses_attribute innerClasses =
            (InnerClasses_attribute) classFile.attributes.get(Attribute.InnerClasses);
    for (Info classInfo : innerClasses.classes) {
        Assert.check(!classInfo.inner_class_access_flags.is(AccessFlags.ACC_STRICT),
                "Inner classes attribute must not have the ACC_STRICT flag set");
    }
}