Package de.inetsoftware.classparser

Class MethodInfo

  • All Implemented Interfaces:
    Member
    public class MethodInfo
extends java.lang.Object
implements Member

    • Field Detail

      • accessFlags

        private final int accessFlags

      • name

        private final java.lang.String name

      • description

        private java.lang.String description

      • code

        private Code code

      • annotations

        private java.util.Map<java.lang.String,​java.util.Map<java.lang.String,​java.lang.Object>> annotations

    • Constructor Detail

      • MethodInfo

        MethodInfo​(java.io.DataInputStream input,
           ConstantPool constantPool,
           ClassFile classFile)
    throws java.io.IOException
        Read the method_info structure http://docs.oracle.com/javase/specs/jvms/se7/html/jvms-4.html#jvms-4.6 http://docs.oracle.com/javase/specs/jvms/se5.0/html/ClassFile.doc.html#1513
        Parameters:
        input - the stream of the class file
        constantPool - the ConstantPool of the class
        classFile - the declaring class file
        Throws:
        java.io.IOException - if an I/O error occurs

    • Method Detail

      • getDeclaringClassFile

        public ClassFile getDeclaringClassFile()
        Get the declaring class file of the method
        Returns:
        the ClassFile

      • getAccessFlags

        public int getAccessFlags()
        Get the access flags of the method. http://docs.oracle.com/javase/specs/jvms/se7/html/jvms-4.html#jvms-4.6-200-A http://docs.oracle.com/javase/specs/jvms/se5.0/html/ClassFile.doc.html#1522
        Returns:
        the flags

      • isStatic

        public boolean isStatic()
        If the method is a static method. http://docs.oracle.com/javase/specs/jvms/se7/html/jvms-4.html#jvms-4.6-200-A http://docs.oracle.com/javase/specs/jvms/se5.0/html/ClassFile.doc.html#1522
        Returns:
        true, if static
        See Also:
        getAccessFlags()

      • isNative

        public boolean isNative()
        If the method is native
        Returns:
        true, if abstract

      • isAbstract

        public boolean isAbstract()
        If the method is abstract
        Returns:
        true, if abstract

      • isSynthetic

        public boolean isSynthetic()
        If the method is synthetic
        Returns:
        true, if synthetic

      • isLambda

        public boolean isLambda()
        If the method is a synthetic lambda method
        Returns:
        true, if lambda method

      • getName

        public java.lang.String getName()
        Description copied from interface: Member
        The simple name without package
        Specified by:
        getName in interface Member
        Returns:
        the name

      • getClassName

        public java.lang.String getClassName()
        The class name of the declaring class like "java/lang/Object".
        Specified by:
        getClassName in interface Member
        Returns:
        the class name

      • getAttributes

        public Attributes getAttributes()
        Returns:
        the attributes

      • getCode

        public Code getCode()
             throws java.io.IOException
        Throws:
        java.io.IOException

      • getType

        public java.lang.String getType()
        Get the signature of the method without generic types.
        Specified by:
        getType in interface Member
        Returns:
        the type

      • getSignature

        public java.lang.String getSignature()
                              throws java.io.IOException
        Get the signature of the method with generic types.
        Returns:
        the signature
        Throws:
        java.io.IOException - if an I/O error occurs

      • getExceptions

        public Exceptions getExceptions()
                         throws java.io.IOException
        Throws:
        java.io.IOException

      • getAnnotation

        @Nullable
public java.util.Map<java.lang.String,​java.lang.Object> getAnnotation​(java.lang.String annotation)
                                                                     throws java.io.IOException
        Get a single annotation or null
        Parameters:
        annotation - the class name of the annotation
        Returns:
        the value or null if not exists
        Throws:
        java.io.IOException - if any I/O error occur

      • getConstantPool

        public ConstantPool getConstantPool()
        Get the constant pool of the the current class.
        Returns:
        the constant pool

      • setDeclaringClassFile

        void setDeclaringClassFile​(@Nonnull
                           java.lang.String origClassName,
                           @Nonnull
                           ClassFile classFile)
        Replace the reference to the ClassFile
        Parameters:
        origClassName - the class name that should be replaced.
        classFile - the new value