// BSD License (http://www.galagosearch.org/license)

 package org.galagosearch.tupleflow;

 import java.io.DataInput;

 import java.io.IOException;

 /**

  *

  * @author trevor

  */

 public class ArrayInput {

     private DataInput input;

     public ArrayInput(DataInput i) {

         input = i;

     }

     public int readInt() throws IOException {

         return input.readInt();

     }

     public int[] readInts() throws IOException {

         int count = readInt();

         int[] result = new int[count];

         for (int i = 0; i < count; i++) {

             result[i] = readInt();

         }

         return result;

     }

     public long readLong() throws IOException {

         return input.readLong();

     }

     public long[] readLongs() throws IOException {

         int count = readInt();

         long[] result = new long[count];

         for (int i = 0; i < count; i++) {

             result[i] = readLong();

         }

         return result;

     }

     public char readChar() throws IOException {

         return input.readChar();

     }

     public char[] readChars() throws IOException {

         int count = readInt();

         char[] result = new char[count];

         for (int i = 0; i < count; i++) {

             result[i] = readChar();

         }

         return result;

     }

     public boolean readBoolean() throws IOException {

         return input.readByte() != 0 ? true : false;

     }

     public byte readByte() throws IOException {

         return input.readByte();

     }

     public byte[] readBytes() throws IOException {

         int count = readInt();

         byte[] result = new byte[count];

         input.readFully(result);

         return result;

     }

     public short readShort() throws IOException {

         return input.readShort();

     }

     public short[] readShorts() throws IOException {

         int count = readInt();

         short[] result = new short[count];

         for (int i = 0; i < count; i++) {

             result[i] = readShort();

         }

         return result;

     }

     public double readDouble() throws IOException {

         return input.readDouble();

     }

     public double[] readDoubles() throws IOException {

         int count = readInt();

         double[] result = new double[count];

         for (int i = 0; i < count; i++) {

             result[i] = readDouble();

         }

         return result;

     }

     public float readFloat() throws IOException {

         return input.readFloat();

     }

     public float[] readFloats() throws IOException {

         int count = readInt();

         float[] result = new float[count];

         for (int i = 0; i < count; i++) {

             result[i] = readFloat();

         }

         return result;

     }

     public String readString() throws IOException {

         byte[] bytes = readBytes();

         char[] chars = new char[bytes.length];

         for (int i = 0; i < bytes.length; i++) {

             if (bytes[i] < 0) {

                 return new String(bytes, "UTF-8");

             }

             chars[i] = (char) bytes[i];

         }

         return new String(chars);

     }

     public String[] readStrings() throws IOException {

         int count = readInt();

         String[] result = new String[count];

         for (int i = 0; i < count; i++) {

             result[i] = readString();

         }

         return result;

     }

     public DataInput getDataInput() {

         return input;

     }

 }

 /*

 #

 # The following Python code can autogenerate these Java methods and

 # those in ArrayOutput.

 #

 arrayMethod = """

 public %s[] read%s() throws IOException {

 int count = readInt();

 %s[] result = new %s[count];

 for(int i=0; i<count; i++) {

 result[i] = read%s();

 }                        

 return result;

 }

 """

 basicMethod = """

 public %s read%s() throws IOException {

 return input.read%s();

 }                         

 """

 stringMethod = """

 public String readString() throws IOException {

 char[] chars = readChars();

 return new String(chars);

 }

 """             

 arrayWriter = """

 public void write%s(%s[] out) throws IOException {

 output.writeInt(out.length);

 for(int i=0; i<out.length; i++) {

 output.write%s(out[i]);

 }

 }"""                                              

 basicWriter = """

 public void write%s(%s out) throws IOException {

 output.write%s(out);

 }

 """       

 stringWriter = """

 public void writeString(String out) throws IOException {

 output.writeInt(out.length());

 output.writeChars(out);

 }

 """

 basicTypes = [ 'int', 'long', 'char', 'byte', 'short', 'double', 'float' ]

 def caps(s):

 return s[0].upper() + s[1:]

 def plural(s):

 return s + 's'

 for type in basicTypes:

 print basicMethod % (type, caps(type), caps(type))

 print arrayMethod % (type, plural(caps(type)), type, type, caps(type))    

 print stringMethod                                                             

 print "// writers ----"

 for type in basicTypes:

 print basicWriter % (caps(type), type, caps(type))

 print arrayWriter % (plural(caps(type)), type, caps(type))        

 print stringWriter

  */