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GeezerVison is showing github.com — rJava/src/java/RectangularArrayBuilder.java at master · s-u/rJava Expand file tree/ Copy pathRectangularArrayBuilder.javaMore file actions 188 lines (166 loc) · 6.4 KB / Copy pathRectangularArrayBuilder.javaFile metadata and controls188 lines (166 loc) · 6.4 KB 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 // :tabSize=2:indentSize=2:noTabs=false:folding=explicit:collapseFolds=1: import java.lang.reflect.Array ; /** * Builds rectangular java arrays */ public class RectangularArrayBuilder extends RJavaArrayIterator { // {{{ constructors /** * constructor * * @param payload one dimensional array * @param dimensions target dimensions * @throws NotAnArrayException if payload is not an array */ public RectangularArrayBuilder( Object payload, int[] dimensions) throws NotAnArrayException, ArrayDimensionException { super( dimensions ) ; if( !RJavaArrayTools.isArray(payload) ){ throw new NotAnArrayException( payload.getClass() ) ; } if( !RJavaArrayTools.isSingleDimensionArray(payload)){ throw new ArrayDimensionException( "not a single dimension array : " + payload.getClass() ) ; } if( dimensions.length == 1 ){ array = payload ; } else{ String typeName = RJavaArrayTools.getObjectTypeName( payload ); Class clazz = null ; try{ clazz = RJavaArrayTools.getClassForSignature( typeName, payload.getClass().getClassLoader() ); } catch( ClassNotFoundException e){/* should not happen */} array = Array.newInstance( clazz , dimensions ) ; if( typeName.equals( "I" ) ){ fill_int( (int[])payload ) ; } else if( typeName.equals( "Z" ) ){ fill_boolean( (boolean[])payload ) ; } else if( typeName.equals( "B" ) ){ fill_byte( (byte[])payload ) ; } else if( typeName.equals( "J" ) ){ fill_long( (long[])payload ) ; } else if( typeName.equals( "S" ) ){ fill_short( (short[])payload ) ; } else if( typeName.equals( "D" ) ){ fill_double( (double[])payload ) ; } else if( typeName.equals( "C" ) ){ fill_char( (char[])payload ) ; } else if( typeName.equals( "F" ) ){ fill_float( (float[])payload ) ; } else{ fill_Object( (Object[])payload ) ; } } } public RectangularArrayBuilder( Object payload, int length ) throws NotAnArrayException, ArrayDimensionException{ this( payload, new int[]{ length } ) ; } // java < 1.5 kept happy public RectangularArrayBuilder(int x , int[] dim ) throws NotAnArrayException { throw new NotAnArrayException("primitive type : int ") ; } public RectangularArrayBuilder(boolean x, int[] dim ) throws NotAnArrayException { throw new NotAnArrayException("primitive type : boolean ") ; } public RectangularArrayBuilder(byte x , int[] dim ) throws NotAnArrayException { throw new NotAnArrayException("primitive type : byte ") ; } public RectangularArrayBuilder(long x , int[] dim ) throws NotAnArrayException { throw new NotAnArrayException("primitive type : long ") ; } public RectangularArrayBuilder(short x , int[] dim ) throws NotAnArrayException { throw new NotAnArrayException("primitive type : short ") ; } public RectangularArrayBuilder(double x , int[] dim ) throws NotAnArrayException { throw new NotAnArrayException("primitive type : double ") ; } public RectangularArrayBuilder(char x , int[] dim ) throws NotAnArrayException { throw new NotAnArrayException("primitive type : char ") ; } public RectangularArrayBuilder(float x , int[] dim ) throws NotAnArrayException { throw new NotAnArrayException("primitive type : float ") ; } public RectangularArrayBuilder(int x , int length ) throws NotAnArrayException { throw new NotAnArrayException("primitive type : int ") ; } public RectangularArrayBuilder(boolean x, int length ) throws NotAnArrayException { throw new NotAnArrayException("primitive type : boolean ") ; } public RectangularArrayBuilder(byte x , int length ) throws NotAnArrayException { throw new NotAnArrayException("primitive type : byte ") ; } public RectangularArrayBuilder(long x , int length ) throws NotAnArrayException { throw new NotAnArrayException("primitive type : long ") ; } public RectangularArrayBuilder(short x , int length ) throws NotAnArrayException { throw new NotAnArrayException("primitive type : short ") ; } public RectangularArrayBuilder(double x , int length ) throws NotAnArrayException { throw new NotAnArrayException("primitive type : double ") ; } public RectangularArrayBuilder(char x , int length ) throws NotAnArrayException { throw new NotAnArrayException("primitive type : char ") ; } public RectangularArrayBuilder(float x , int length ) throws NotAnArrayException { throw new NotAnArrayException("primitive type : float ") ; } // }}} // {{{ fill_** private void fill_int( int[] payload ){ int k; while( hasNext() ){ int[] current = (int[])next() ; k = start ; for( int j=0; j<current.length; j++, k+=increment){ current[j] = payload[k]; } } } private void fill_boolean( boolean[] payload ){ int k; while( hasNext() ){ boolean[] current = (boolean[])next() ; k = start ; for( int j=0; j<current.length; j++, k+=increment){ current[j] = payload[k]; } } } private void fill_byte( byte[] payload ){ int k; while( hasNext() ){ byte[] current = (byte[])next() ; k = start ; for( int j=0; j<current.length; j++, k+=increment){ current[j] = payload[k]; } } } private void fill_long( long[] payload ){ int k; while( hasNext() ){ long[] current = (long[])next() ; k = start ; for( int j=0; j<current.length; j++, k+=increment){ current[j] = payload[k]; } } } private void fill_short( short[] payload ){ int k; while( hasNext() ){ short[] current = (short[])next() ; k = start ; for( int j=0; j<current.length; j++, k+=increment){ current[j] = payload[k]; } } } private void fill_double( double[] payload ){ int k; while( hasNext() ){ double[] current = (double[])next() ; k = start ; for( int j=0; j<current.length; j++, k+=increment){ current[j] = payload[k]; } } } private void fill_char( char[] payload ){ int k; while( hasNext() ){ char[] current = (char[])next() ; k = start ; for( int j=0; j<current.length; j++, k+=increment){ current[j] = payload[k]; } } } private void fill_float( float[] payload ){ int k; while( hasNext() ){ float[] current = (float[])next() ; k = start ; for( int j=0; j<current.length; j++, k+=increment){ current[j] = payload[k]; } } } private void fill_Object( Object[] payload ){ int k; while( hasNext() ){ Object[] current = (Object[])next() ; k = start ; for( int j=0; j<current.length; j++, k+=increment){ current[j] = payload[k]; } } } // }}} } |
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