Showing the changes to java/pkg2/java/io/FileInputStream_L.b (1 of 18352 files). Show all
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| 1 | implement FileInputStream_L; | ||
| 2 | |||
| 3 | # javal v1.3 generated file: edit with care | ||
| 4 | |||
| 5 | include "jni.m"; | ||
| 6 | jni : JNI; | ||
| 7 | ClassModule, | ||
| 8 | JString, | ||
| 9 | JArray, | ||
| 10 | JArrayI, | ||
| 11 | JArrayC, | ||
| 12 | JArrayB, | ||
| 13 | JArrayS, | ||
| 14 | JArrayJ, | ||
| 15 | JArrayF, | ||
| 16 | JArrayD, | ||
| 17 | JArrayZ, | ||
| 18 | JArrayJObject, | ||
| 19 | JArrayJClass, | ||
| 20 | JArrayJString, | ||
| 21 | JClass, | ||
| 22 | JThread, | ||
| 23 | JObject : import jni; | ||
| 24 | |||
| 25 | #>> extra pre includes here | ||
| 26 | sys : import jni; | ||
| 27 | FALSE : import jni; | ||
| 28 | TRUE : import jni; | ||
| 29 | include "FileDescriptor_L.m"; | ||
| 30 | FileDescriptor_obj : import FileDescriptor_L; | ||
| 31 | #<< | ||
| 32 | |||
| 33 | include "FileInputStream_L.m"; | ||
| 34 | |||
| 35 | #>> extra post includes here | ||
| 36 | #<< | ||
| 37 | |||
| 38 | init( jni_p : JNI ) | ||
| 39 | { | ||
| 40 | # save java native inteface mod instance | ||
| 41 | jni = jni_p; | ||
| 42 | #>>extra initialization here | ||
| 43 | sys = jni->sys; | ||
| 44 | #<< | ||
| 45 | } | ||
| 46 | |||
| 47 | open_rString_V( this : ref FileInputStream_obj, p0 : JString) | ||
| 48 | {#>> | ||
| 49 | # p0 == file name | ||
| 50 | |||
| 51 | if ((p0 == nil) || (p0.str == nil)) | ||
| 52 | jni->ThrowException("java.lang.NullPointerException", "str is nil"); | ||
| 53 | |||
| 54 | this.fd.fd = sys->open(p0.str, sys->OREAD); | ||
| 55 | if(this.fd.fd == nil) | ||
| 56 | jni->ThrowException("java.io.IOException", "open error"); | ||
| 57 | }#<< | ||
| 58 | |||
| 59 | read_I( this : ref FileInputStream_obj) : int | ||
| 60 | {#>> | ||
| 61 | buf := array[1] of byte; | ||
| 62 | |||
| 63 | if (this.fd.fd == nil) | ||
| 64 | jni->ThrowException("java.lang.NullPointerException", "null FileDescriptor"); | ||
| 65 | readin := sys->read(this.fd.fd, buf, 1); | ||
| 66 | if (readin == 0) # EOF | ||
| 67 | return -1; | ||
| 68 | |||
| 69 | if (readin < 0) | ||
| 70 | jni->ThrowException("java.io.IOException", sys->sprint("%r")); | ||
| 71 | return (int buf[0]); | ||
| 72 | |||
| 73 | }#<< | ||
| 74 | |||
| 75 | readBytes_aB_I_I_I( this : ref FileInputStream_obj, p0 : JArrayB,p1 : int,p2 : int) : int | ||
| 76 | {#>> | ||
| 77 | # p0 == input buffer (array of bytes) | ||
| 78 | # p1 == offset | ||
| 79 | # p2 == length | ||
| 80 | # read p2 bytes from the file and place them at location (p0 + p1) | ||
| 81 | |||
| 82 | if (this.fd == nil) | ||
| 83 | jni->ThrowException("java.lang.NullPointerException", "null FileDescriptor"); | ||
| 84 | if ((p0 == nil) || (p0.ary == nil)) | ||
| 85 | jni->ThrowException("java.lang.NullPointerException", "nil buffer pointer"); | ||
| 86 | if ((p1 < 0) || (p1 > len p0.ary)) | ||
| 87 | jni->ThrowException("java.lang.ArrayIndexOutOfBoundsException", | ||
| 88 | jni->sys->sprint( "offset=%d len buf array=%d", p1, len p0.ary)); | ||
| 89 | |||
| 90 | if ((p1 + p2) > len p0.ary) | ||
| 91 | p2 = (len p0.ary) - p1; | ||
| 92 | if (p2 <= 0) | ||
| 93 | return 0; | ||
| 94 | |||
| 95 | n := sys->read(this.fd.fd, p0.ary[p1: len p0.ary], p2); | ||
| 96 | if (n == 0) # EOF | ||
| 97 | return -1; | ||
| 98 | |||
| 99 | if (n < 0) | ||
| 100 | jni->ThrowException("java.io.IOException", sys->sprint("%r")); | ||
| 101 | return n; | ||
| 102 | }#<< | ||
| 103 | |||
| 104 | skip_J_J( this : ref FileInputStream_obj, p0 : big) : big | ||
| 105 | {#>> | ||
| 106 | # skip the next p0 bytes from the Input stream. First find out where you are in | ||
| 107 | # the stream. Next skip the bytes then return the "actual" bytes skipped. | ||
| 108 | |||
| 109 | if (this.fd.fd == nil) | ||
| 110 | jni->ThrowException("java.lang.NullPointerException", "null FileDescriptor"); | ||
| 111 | cur := sys->seek(this.fd.fd, 0, sys->SEEKRELA); | ||
| 112 | end := sys->seek(this.fd.fd, (int p0), sys->SEEKRELA); | ||
| 113 | return big (end - cur); | ||
| 114 | }#<< | ||
| 115 | |||
| 116 | available_I( this : ref FileInputStream_obj) : int | ||
| 117 | {#>> | ||
| 118 | if (this.fd.fd == nil) | ||
| 119 | jni->ThrowException("java.lang.NullPointerException", "null FileDescriptor"); | ||
| 120 | cur := sys->seek(this.fd.fd, 0, Sys->SEEKRELA); | ||
| 121 | end := sys->seek(this.fd.fd, 0, Sys->SEEKEND); | ||
| 122 | sys->seek(this.fd.fd, cur, Sys->SEEKSTART); | ||
| 123 | |||
| 124 | return (end - cur); | ||
| 125 | }#<< | ||
| 126 | |||
| 127 | close_V( this : ref FileInputStream_obj) | ||
| 128 | {#>> | ||
| 129 | if (this.fd != nil) | ||
| 130 | this.fd.fd = nil; | ||
| 131 | }#<< | ||
| 132 | |||
| 133 | |||
| 134 | |||
| 135 | |||