https://ant.apache.org/: master POM (The Apache Software Foundation) 
public class org.apache.tools.ant.input.DefaultInputHandler implements org.apache.tools.ant.input.InputHandler
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: org.apache.tools.ant.input.DefaultInputHandler
  super_class: java.lang.Object
{
  public void <init>();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.apache.tools.ant.input.DefaultInputHandler this
         0: .line 39
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
         1: .line 40
            return
        end local 0 // org.apache.tools.ant.input.DefaultInputHandler this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Lorg/apache/tools/ant/input/DefaultInputHandler;

  public void handleInput(org.apache.tools.ant.input.InputRequest);
    descriptor: (Lorg/apache/tools/ant/input/InputRequest;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=5, locals=8, args_size=2
        start local 0 // org.apache.tools.ant.input.DefaultInputHandler this
        start local 1 // org.apache.tools.ant.input.InputRequest request
         0: .line 49
            aload 0 /* this */
            aload 1 /* request */
            invokevirtual org.apache.tools.ant.input.DefaultInputHandler.getPrompt:(Lorg/apache/tools/ant/input/InputRequest;)Ljava/lang/String;
            astore 2 /* prompt */
        start local 2 // java.lang.String prompt
         1: .line 50
            aconst_null
            astore 3 /* r */
        start local 3 // java.io.BufferedReader r
         2: .line 51
            iconst_0
            istore 4 /* success */
        start local 4 // boolean success
         3: .line 53
            new java.io.BufferedReader
            dup
            new java.io.InputStreamReader
            dup
            aload 0 /* this */
            invokevirtual org.apache.tools.ant.input.DefaultInputHandler.getInputStream:()Ljava/io/InputStream;
            invokespecial java.io.InputStreamReader.<init>:(Ljava/io/InputStream;)V
            invokespecial java.io.BufferedReader.<init>:(Ljava/io/Reader;)V
            astore 3 /* r */
         4: .line 55
      StackMap locals: java.lang.String java.io.BufferedReader int
      StackMap stack:
            getstatic java.lang.System.err:Ljava/io/PrintStream;
            aload 2 /* prompt */
            invokevirtual java.io.PrintStream.println:(Ljava/lang/String;)V
         5: .line 56
            getstatic java.lang.System.err:Ljava/io/PrintStream;
            invokevirtual java.io.PrintStream.flush:()V
         6: .line 58
            aload 3 /* r */
            invokevirtual java.io.BufferedReader.readLine:()Ljava/lang/String;
            astore 5 /* input */
        start local 5 // java.lang.String input
         7: .line 59
            aload 5 /* input */
            ifnonnull 9
         8: .line 60
            new org.apache.tools.ant.BuildException
            dup
            ldc "unexpected end of stream while reading input"
            invokespecial org.apache.tools.ant.BuildException.<init>:(Ljava/lang/String;)V
            athrow
         9: .line 62
      StackMap locals: java.lang.String
      StackMap stack:
            aload 1 /* request */
            aload 5 /* input */
            invokevirtual org.apache.tools.ant.input.InputRequest.setInput:(Ljava/lang/String;)V
        end local 5 // java.lang.String input
        10: .line 63
            goto 15
      StackMap locals: org.apache.tools.ant.input.DefaultInputHandler org.apache.tools.ant.input.InputRequest java.lang.String java.io.BufferedReader int
      StackMap stack: java.io.IOException
        11: astore 5 /* e */
        start local 5 // java.io.IOException e
        12: .line 64
            new org.apache.tools.ant.BuildException
            dup
            ldc "Failed to read input from Console."
        13: .line 65
            aload 5 /* e */
        14: .line 64
            invokespecial org.apache.tools.ant.BuildException.<init>:(Ljava/lang/String;Ljava/lang/Throwable;)V
            athrow
        end local 5 // java.io.IOException e
        15: .line 67
      StackMap locals:
      StackMap stack:
            aload 1 /* request */
            invokevirtual org.apache.tools.ant.input.InputRequest.isInputValid:()Z
            ifeq 4
        16: .line 68
            iconst_1
            istore 4 /* success */
        17: .line 69
            goto 26
      StackMap locals:
      StackMap stack: java.lang.Throwable
        18: astore 6
        19: .line 70
            aload 3 /* r */
            ifnull 25
        20: .line 72
            aload 3 /* r */
            invokevirtual java.io.BufferedReader.close:()V
        21: .line 73
            goto 25
      StackMap locals: org.apache.tools.ant.input.DefaultInputHandler org.apache.tools.ant.input.InputRequest java.lang.String java.io.BufferedReader int top java.lang.Throwable
      StackMap stack: java.io.IOException
        22: astore 7 /* e */
        start local 7 // java.io.IOException e
        23: .line 74
            iload 4 /* success */
            ifeq 25
        24: .line 75
            new org.apache.tools.ant.BuildException
            dup
            ldc "Failed to close input."
            aload 7 /* e */
            invokespecial org.apache.tools.ant.BuildException.<init>:(Ljava/lang/String;Ljava/lang/Throwable;)V
            athrow
        end local 7 // java.io.IOException e
        25: .line 79
      StackMap locals:
      StackMap stack:
            aload 6
            athrow
        26: .line 70
      StackMap locals: org.apache.tools.ant.input.DefaultInputHandler org.apache.tools.ant.input.InputRequest java.lang.String java.io.BufferedReader int
      StackMap stack:
            aload 3 /* r */
            ifnull 32
        27: .line 72
            aload 3 /* r */
            invokevirtual java.io.BufferedReader.close:()V
        28: .line 73
            goto 32
      StackMap locals:
      StackMap stack: java.io.IOException
        29: astore 7 /* e */
        start local 7 // java.io.IOException e
        30: .line 74
            iload 4 /* success */
            ifeq 32
        31: .line 75
            new org.apache.tools.ant.BuildException
            dup
            ldc "Failed to close input."
            aload 7 /* e */
            invokespecial org.apache.tools.ant.BuildException.<init>:(Ljava/lang/String;Ljava/lang/Throwable;)V
            athrow
        end local 7 // java.io.IOException e
        32: .line 80
      StackMap locals:
      StackMap stack:
            return
        end local 4 // boolean success
        end local 3 // java.io.BufferedReader r
        end local 2 // java.lang.String prompt
        end local 1 // org.apache.tools.ant.input.InputRequest request
        end local 0 // org.apache.tools.ant.input.DefaultInputHandler this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0   33     0     this  Lorg/apache/tools/ant/input/DefaultInputHandler;
            0   33     1  request  Lorg/apache/tools/ant/input/InputRequest;
            1   33     2   prompt  Ljava/lang/String;
            2   33     3        r  Ljava/io/BufferedReader;
            3   33     4  success  Z
            7   10     5    input  Ljava/lang/String;
           12   15     5        e  Ljava/io/IOException;
           23   25     7        e  Ljava/io/IOException;
           30   32     7        e  Ljava/io/IOException;
      Exception table:
        from    to  target  type
           6    10      11  Class java.io.IOException
           3    18      18  any
          20    21      22  Class java.io.IOException
          27    28      29  Class java.io.IOException
    Exceptions:
      throws org.apache.tools.ant.BuildException
    MethodParameters:
         Name  Flags
      request  

  protected java.lang.String getPrompt(org.apache.tools.ant.input.InputRequest);
    descriptor: (Lorg/apache/tools/ant/input/InputRequest;)Ljava/lang/String;
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=3, locals=8, args_size=2
        start local 0 // org.apache.tools.ant.input.DefaultInputHandler this
        start local 1 // org.apache.tools.ant.input.InputRequest request
         0: .line 93
            aload 1 /* request */
            invokevirtual org.apache.tools.ant.input.InputRequest.getPrompt:()Ljava/lang/String;
            astore 2 /* prompt */
        start local 2 // java.lang.String prompt
         1: .line 94
            aload 1 /* request */
            invokevirtual org.apache.tools.ant.input.InputRequest.getDefaultValue:()Ljava/lang/String;
            astore 3 /* def */
        start local 3 // java.lang.String def
         2: .line 95
            aload 1 /* request */
            instanceof org.apache.tools.ant.input.MultipleChoiceInputRequest
            ifeq 18
         3: .line 96
            new java.lang.StringBuilder
            dup
            aload 2 /* prompt */
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            ldc " ("
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            astore 4 /* sb */
        start local 4 // java.lang.StringBuilder sb
         4: .line 97
            iconst_1
            istore 5 /* first */
        start local 5 // boolean first
         5: .line 98
            aload 1 /* request */
            checkcast org.apache.tools.ant.input.MultipleChoiceInputRequest
            invokevirtual org.apache.tools.ant.input.MultipleChoiceInputRequest.getChoices:()Ljava/util/Vector;
            invokevirtual java.util.Vector.iterator:()Ljava/util/Iterator;
            astore 7
            goto 15
      StackMap locals: org.apache.tools.ant.input.DefaultInputHandler org.apache.tools.ant.input.InputRequest java.lang.String java.lang.String java.lang.StringBuilder int top java.util.Iterator
      StackMap stack:
         6: aload 7
            invokeinterface java.util.Iterator.next:()Ljava/lang/Object;
            checkcast java.lang.String
            astore 6 /* next */
        start local 6 // java.lang.String next
         7: .line 99
            iload 5 /* first */
            ifne 9
         8: .line 100
            aload 4 /* sb */
            ldc ", "
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            pop
         9: .line 102
      StackMap locals: org.apache.tools.ant.input.DefaultInputHandler org.apache.tools.ant.input.InputRequest java.lang.String java.lang.String java.lang.StringBuilder int java.lang.String java.util.Iterator
      StackMap stack:
            aload 6 /* next */
            aload 3 /* def */
            invokevirtual java.lang.String.equals:(Ljava/lang/Object;)Z
            ifeq 11
        10: .line 103
            aload 4 /* sb */
            bipush 91
            invokevirtual java.lang.StringBuilder.append:(C)Ljava/lang/StringBuilder;
            pop
        11: .line 105
      StackMap locals:
      StackMap stack:
            aload 4 /* sb */
            aload 6 /* next */
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            pop
        12: .line 106
            aload 6 /* next */
            aload 3 /* def */
            invokevirtual java.lang.String.equals:(Ljava/lang/Object;)Z
            ifeq 14
        13: .line 107
            aload 4 /* sb */
            bipush 93
            invokevirtual java.lang.StringBuilder.append:(C)Ljava/lang/StringBuilder;
            pop
        14: .line 109
      StackMap locals:
      StackMap stack:
            iconst_0
            istore 5 /* first */
        end local 6 // java.lang.String next
        15: .line 98
      StackMap locals: org.apache.tools.ant.input.DefaultInputHandler org.apache.tools.ant.input.InputRequest java.lang.String java.lang.String java.lang.StringBuilder int top java.util.Iterator
      StackMap stack:
            aload 7
            invokeinterface java.util.Iterator.hasNext:()Z
            ifne 6
        16: .line 111
            aload 4 /* sb */
            ldc ")"
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            pop
        17: .line 112
            aload 4 /* sb */
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
            areturn
        end local 5 // boolean first
        end local 4 // java.lang.StringBuilder sb
        18: .line 113
      StackMap locals: org.apache.tools.ant.input.DefaultInputHandler org.apache.tools.ant.input.InputRequest java.lang.String java.lang.String
      StackMap stack:
            aload 3 /* def */
            ifnull 20
        19: .line 114
            new java.lang.StringBuilder
            dup
            aload 2 /* prompt */
            invokestatic java.lang.String.valueOf:(Ljava/lang/Object;)Ljava/lang/String;
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            ldc " ["
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            aload 3 /* def */
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            ldc "]"
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
            areturn
        20: .line 116
      StackMap locals:
      StackMap stack:
            aload 2 /* prompt */
            areturn
        end local 3 // java.lang.String def
        end local 2 // java.lang.String prompt
        end local 1 // org.apache.tools.ant.input.InputRequest request
        end local 0 // org.apache.tools.ant.input.DefaultInputHandler this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0   21     0     this  Lorg/apache/tools/ant/input/DefaultInputHandler;
            0   21     1  request  Lorg/apache/tools/ant/input/InputRequest;
            1   21     2   prompt  Ljava/lang/String;
            2   21     3      def  Ljava/lang/String;
            4   18     4       sb  Ljava/lang/StringBuilder;
            5   18     5    first  Z
            7   15     6     next  Ljava/lang/String;
    MethodParameters:
         Name  Flags
      request  

  protected java.io.InputStream getInputStream();
    descriptor: ()Ljava/io/InputStream;
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.apache.tools.ant.input.DefaultInputHandler this
         0: .line 125
            invokestatic org.apache.tools.ant.util.KeepAliveInputStream.wrapSystemIn:()Ljava/io/InputStream;
            areturn
        end local 0 // org.apache.tools.ant.input.DefaultInputHandler this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/apache/tools/ant/input/DefaultInputHandler;
}
SourceFile: "DefaultInputHandler.java"