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1 /*
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2 Copyright (c) 2008 Franklin Schmidt <fschmidt@gmail.com>
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3
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4 Permission is hereby granted, free of charge, to any person obtaining a copy
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5 of this software and associated documentation files (the "Software"), to deal
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6 in the Software without restriction, including without limitation the rights
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7 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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8 copies of the Software, and to permit persons to whom the Software is
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9 furnished to do so, subject to the following conditions:
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10
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11 The above copyright notice and this permission notice shall be included in
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12 all copies or substantial portions of the Software.
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13
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14 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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15 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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16 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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17 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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18 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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19 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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20 THE SOFTWARE.
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21 */
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22
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23 package fschmidt.tools;
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24
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25 import fschmidt.util.java.IoUtils;
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26
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27 import java.io.File;
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28 import java.io.FileWriter;
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29 import java.io.PrintWriter;
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30
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31
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32 public final class Jmp {
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33
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34 public static void main(String args[]) throws Exception {
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35 for( int iFile=0; iFile<args.length; iFile++ ) {
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36 String inFile = args[iFile];
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37 if( !inFile.endsWith(".jmp") )
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38 throw new RuntimeException(inFile+" doesn't end with '.jmp'");
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39 String outFile = inFile.substring(0,inFile.length()-4) + ".java";
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40 PrintWriter out = new PrintWriter( IoUtils.newFileWriter(outFile) );
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41 int tabs = 0;
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42 String jsp = IoUtils.read( new File(inFile) );
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43 int i = 0;
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44 boolean plus = false;
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45 while(true) {
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46 int i1 = jsp.indexOf("<%",i);
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47 if( i1 == -1 ) {
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48 out.close();
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49 break;
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50 }
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51 int i2 = jsp.indexOf("%>",i1);
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52 if( i2 == -1 ) {
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53 System.err.println("'<%' not matched with '%>'");
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54 System.exit(-1);
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55 }
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56 if( i1 > i ) {
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57 out.print("\t\t");
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58 if( plus )
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59 out.print("+");
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60 out.print("\"");
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61 for( ; i<i1; i++ ) {
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62 char c = jsp.charAt(i);
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63 switch(c) {
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64 case '\r':
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65 out.print("\\r");
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66 break;
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67 case '\n':
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68 out.print("\\n");
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69 int j;
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70 for( j=0; j<tabs && i+j+1<i1 && jsp.charAt(i+j+1)=='\t'; j++ );
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71 i += j;
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72 break;
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73 case '\\':
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74 case '"':
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75 out.print('\\');
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76 default:
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77 out.print(c);
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78 }
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79 }
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80 out.println("\"");
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81 }
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82 i += 2;
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83 char c = jsp.charAt(i);
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84 if( c == '=' ) {
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85 out.print("\t\t+(");
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86 out.print( jsp.substring(i+1,i2) );
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87 out.println(")");
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88 plus = true;
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89 } else if( c == '+' ) {
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90 out.print("\t\t+(lang.");
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91 String methodToCall = jsp.substring(i+1,i2);
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92 out.print(methodToCall);
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93 if (!methodToCall.endsWith(")"))
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94 out.print("()");
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95 out.println(")");
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96 plus = true;
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97 } else {
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98 out.println( jsp.substring(i,i2) );
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99 plus = false;
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100 int tabs2 = 0;
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101 loop:
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102 for( int j = i2 - 1; true; j-- ) {
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103 switch( jsp.charAt(j) ) {
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104 case '\t':
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105 tabs2++;
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106 break;
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107 case '\n':
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108 tabs = tabs2;
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109 break loop;
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110 default:
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111 break loop;
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112 }
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113 }
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114 }
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115 i = i2 + 2;
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116 }
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117 }
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118 }
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119
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120 }
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