Mercurial > jdk8-mips64-public > jaxws / file comparison

comparison: src/share/classes/com/sun/codemodel/internal/util/SingleByteEncoder.java

src/share/classes/com/sun/codemodel/internal/util/SingleByteEncoder.java

changeset 50
42dfec6871f6
parent 45
31822b475baa
equal deleted inserted replaced
46:a88ad84027a0 50:42dfec6871f6
22 * CA 95054 USA or visit www.sun.com if you need additional information or 22 * CA 95054 USA or visit www.sun.com if you need additional information or
23 * have any questions. 23 * have any questions.
24 */ 24 */
25 25
26 /* 26 /*
27 * @(#)SingleByteEncoder.java 1.14 03/01/23 27 * @(#)SingleByteEncoder.java 1.14 03/01/23
28 */ 28 */
29 29
30 package com.sun.codemodel.internal.util; 30 package com.sun.codemodel.internal.util;
31 31
32 import java.nio.ByteBuffer; 32 import java.nio.ByteBuffer;
49 private final int shift; 49 private final int shift;
50 50
51 private final Surrogate.Parser sgp = new Surrogate.Parser(); 51 private final Surrogate.Parser sgp = new Surrogate.Parser();
52 52
53 protected SingleByteEncoder(Charset cs, 53 protected SingleByteEncoder(Charset cs,
54 short[] index1, String index2, 54 short[] index1, String index2,
55 int mask1, int mask2, int shift) 55 int mask1, int mask2, int shift)
56 { 56 {
57 super(cs, 1.0f, 1.0f); 57 super(cs, 1.0f, 1.0f);
58 this.index1 = index1; 58 this.index1 = index1;
59 this.index2 = index2; 59 this.index2 = index2;
60 this.mask1 = mask1; 60 this.mask1 = mask1;
61 this.mask2 = mask2; 61 this.mask2 = mask2;
62 this.shift = shift; 62 this.shift = shift;
63 } 63 }
64 64
65 public boolean canEncode(char c) { 65 public boolean canEncode(char c) {
66 char testEncode; 66 char testEncode;
67 testEncode = index2.charAt(index1[(c & mask1) >> shift] 67 testEncode = index2.charAt(index1[(c & mask1) >> shift]
68 + (c & mask2)); 68 + (c & mask2));
69 if (testEncode == '\u0000') 69 if (testEncode == '\u0000')
70 return false; 70 return false;
71 else 71 else
72 return true; 72 return true;
73 } 73 }
74 74
75 private CoderResult encodeArrayLoop(CharBuffer src, ByteBuffer dst) { 75 private CoderResult encodeArrayLoop(CharBuffer src, ByteBuffer dst) {
76 char[] sa = src.array(); 76 char[] sa = src.array();
77 int sp = src.arrayOffset() + src.position(); 77 int sp = src.arrayOffset() + src.position();
78 int sl = src.arrayOffset() + src.limit(); 78 int sl = src.arrayOffset() + src.limit();
79 sp = (sp <= sl ? sp : sl); 79 sp = (sp <= sl ? sp : sl);
80 byte[] da = dst.array(); 80 byte[] da = dst.array();
81 int dp = dst.arrayOffset() + dst.position(); 81 int dp = dst.arrayOffset() + dst.position();
82 int dl = dst.arrayOffset() + dst.limit(); 82 int dl = dst.arrayOffset() + dst.limit();
83 dp = (dp <= dl ? dp : dl); 83 dp = (dp <= dl ? dp : dl);
84 84
85 try { 85 try {
86 while (sp < sl) { 86 while (sp < sl) {
87 char c = sa[sp]; 87 char c = sa[sp];
88 if (Surrogate.is(c)) { 88 if (Surrogate.is(c)) {
89 if (sgp.parse(c, sa, sp, sl) < 0) 89 if (sgp.parse(c, sa, sp, sl) < 0)
90 return sgp.error(); 90 return sgp.error();
91 return sgp.unmappableResult(); 91 return sgp.unmappableResult();
92 } 92 }
93 if (c >= '\uFFFE') 93 if (c >= '\uFFFE')
94 return CoderResult.unmappableForLength(1); 94 return CoderResult.unmappableForLength(1);
95 if (dl - dp < 1) 95 if (dl - dp < 1)
96 return CoderResult.OVERFLOW; 96 return CoderResult.OVERFLOW;
97 97
98 char e = index2.charAt(index1[(c & mask1) >> shift] 98 char e = index2.charAt(index1[(c & mask1) >> shift]
99 + (c & mask2)); 99 + (c & mask2));
100 100
101 // If output byte is zero because input char is zero 101 // If output byte is zero because input char is zero
102 // then character is mappable, o.w. fail 102 // then character is mappable, o.w. fail
103 if (e == '\u0000' && c != '\u0000') 103 if (e == '\u0000' && c != '\u0000')
104 return CoderResult.unmappableForLength(1); 104 return CoderResult.unmappableForLength(1);
105 105
106 sp++; 106 sp++;
107 da[dp++] = (byte)e; 107 da[dp++] = (byte)e;
108 } 108 }
109 return CoderResult.UNDERFLOW; 109 return CoderResult.UNDERFLOW;
110 } finally { 110 } finally {
111 src.position(sp - src.arrayOffset()); 111 src.position(sp - src.arrayOffset());
112 dst.position(dp - dst.arrayOffset()); 112 dst.position(dp - dst.arrayOffset());
113 } 113 }
114 } 114 }
115 115
116 private CoderResult encodeBufferLoop(CharBuffer src, ByteBuffer dst) { 116 private CoderResult encodeBufferLoop(CharBuffer src, ByteBuffer dst) {
117 int mark = src.position(); 117 int mark = src.position();
118 try { 118 try {
119 while (src.hasRemaining()) { 119 while (src.hasRemaining()) {
120 char c = src.get(); 120 char c = src.get();
121 if (Surrogate.is(c)) { 121 if (Surrogate.is(c)) {
122 if (sgp.parse(c, src) < 0) 122 if (sgp.parse(c, src) < 0)
123 return sgp.error(); 123 return sgp.error();
124 return sgp.unmappableResult(); 124 return sgp.unmappableResult();
125 } 125 }
126 if (c >= '\uFFFE') 126 if (c >= '\uFFFE')
127 return CoderResult.unmappableForLength(1); 127 return CoderResult.unmappableForLength(1);
128 if (!dst.hasRemaining()) 128 if (!dst.hasRemaining())
129 return CoderResult.OVERFLOW; 129 return CoderResult.OVERFLOW;
130 130
131 char e = index2.charAt(index1[(c & mask1) >> shift] 131 char e = index2.charAt(index1[(c & mask1) >> shift]
132 + (c & mask2)); 132 + (c & mask2));
133 133
134 // If output byte is zero because input char is zero 134 // If output byte is zero because input char is zero
135 // then character is mappable, o.w. fail 135 // then character is mappable, o.w. fail
136 if (e == '\u0000' && c != '\u0000') 136 if (e == '\u0000' && c != '\u0000')
137 return CoderResult.unmappableForLength(1); 137 return CoderResult.unmappableForLength(1);
138 138
139 mark++; 139 mark++;
140 dst.put((byte)e); 140 dst.put((byte)e);
141 } 141 }
142 return CoderResult.UNDERFLOW; 142 return CoderResult.UNDERFLOW;
143 } finally { 143 } finally {
144 src.position(mark); 144 src.position(mark);
145 } 145 }
146 } 146 }
147 147
148 protected CoderResult encodeLoop(CharBuffer src, ByteBuffer dst) { 148 protected CoderResult encodeLoop(CharBuffer src, ByteBuffer dst) {
149 if (true && src.hasArray() && dst.hasArray()) 149 if (true && src.hasArray() && dst.hasArray())
150 return encodeArrayLoop(src, dst); 150 return encodeArrayLoop(src, dst);
151 else 151 else
152 return encodeBufferLoop(src, dst); 152 return encodeBufferLoop(src, dst);
153 } 153 }
154 154
155 public byte encode(char inputChar) { 155 public byte encode(char inputChar) {
156 return (byte)index2.charAt(index1[(inputChar & mask1) >> shift] + 156 return (byte)index2.charAt(index1[(inputChar & mask1) >> shift] +
157 (inputChar & mask2)); 157 (inputChar & mask2));
158 } 158 }
159 } 159 }

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