1 | /*
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2 | * Copyright 2001-2004 The Apache Software Foundation
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3 | *
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4 | * Licensed under the Apache License, Version 2.0 (the "License");
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5 | * you may not use this file except in compliance with the License.
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6 | * You may obtain a copy of the License at
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7 | *
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8 | * http://www.apache.org/licenses/LICENSE-2.0
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9 | *
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10 | * Unless required by applicable law or agreed to in writing, software
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11 | * distributed under the License is distributed on an "AS IS" BASIS,
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12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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13 | * See the License for the specific language governing permissions and
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14 | * limitations under the License.
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15 | *
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16 | */
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17 |
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18 | package org.apache.tools.ant.taskdefs.optional.jsp.compilers;
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19 |
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20 | import java.io.File;
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21 | import java.util.Enumeration;
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22 | import java.util.Vector;
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23 | import org.apache.tools.ant.Project;
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24 | import org.apache.tools.ant.taskdefs.optional.jsp.JspC;
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25 | import org.apache.tools.ant.types.CommandlineJava;
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26 |
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27 | /**
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28 | * This is the default implementation for the JspCompilerAdapter interface.
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29 | * This is currently very light on the ground since only one compiler type is
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30 | * supported.
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31 | *
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32 | */
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33 | public abstract class DefaultJspCompilerAdapter
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34 | implements JspCompilerAdapter {
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35 |
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36 | private static String lSep = System.getProperty("line.separator");
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37 |
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38 | /**
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39 | * Logs the compilation parameters, adds the files to compile and logs the
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40 | * "niceSourceList"
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41 | */
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42 | protected void logAndAddFilesToCompile(JspC jspc,
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43 | Vector compileList,
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44 | CommandlineJava cmd) {
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45 | jspc.log("Compilation " + cmd.describeJavaCommand(),
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46 | Project.MSG_VERBOSE);
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47 |
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48 | StringBuffer niceSourceList = new StringBuffer("File");
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49 | if (compileList.size() != 1) {
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50 | niceSourceList.append("s");
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51 | }
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52 | niceSourceList.append(" to be compiled:");
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53 |
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54 | niceSourceList.append(lSep);
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55 |
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56 | Enumeration e = compileList.elements();
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57 | while (e.hasMoreElements()) {
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58 | String arg = (String) e.nextElement();
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59 | cmd.createArgument().setValue(arg);
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60 | niceSourceList.append(" " + arg + lSep);
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61 | }
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62 |
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63 | jspc.log(niceSourceList.toString(), Project.MSG_VERBOSE);
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64 | }
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65 |
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66 | /**
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67 | * our owner
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68 | */
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69 | protected JspC owner;
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70 |
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71 | /**
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72 | * set the owner
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73 | */
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74 | public void setJspc(JspC owner) {
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75 | this.owner = owner;
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76 | }
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77 |
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78 | /** get the owner
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79 | * @return the owner; should never be null
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80 | */
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81 | public JspC getJspc() {
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82 | return owner;
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83 | }
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84 |
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85 |
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86 | /**
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87 | * add an argument oneple to the argument list, if the value aint null
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88 | *
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89 | * @param argument The argument
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90 | */
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91 | protected void addArg(CommandlineJava cmd, String argument) {
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92 | if (argument != null && argument.length() != 0) {
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93 | cmd.createArgument().setValue(argument);
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94 | }
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95 | }
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96 |
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97 |
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98 | /**
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99 | * add an argument tuple to the argument list, if the value aint null
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100 | *
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101 | * @param argument The argument
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102 | * @param value the parameter
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103 | */
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104 | protected void addArg(CommandlineJava cmd, String argument, String value) {
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105 | if (value != null) {
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106 | cmd.createArgument().setValue(argument);
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107 | cmd.createArgument().setValue(value);
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108 | }
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109 | }
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110 |
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111 | /**
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112 | * add an argument tuple to the arg list, if the file parameter aint null
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113 | *
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114 | * @param argument The argument
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115 | * @param file the parameter
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116 | */
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117 | protected void addArg(CommandlineJava cmd, String argument, File file) {
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118 | if (file != null) {
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119 | cmd.createArgument().setValue(argument);
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120 | cmd.createArgument().setFile(file);
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121 | }
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122 | }
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123 |
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124 | /**
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125 | * ask if compiler can sort out its own dependencies
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126 | * @return true if the compiler wants to do its own
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127 | * depends
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128 | */
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129 | public boolean implementsOwnDependencyChecking() {
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130 | return false;
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131 | }
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132 |
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133 | /**
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134 | * get our project
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135 | * @return owner project data
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136 | */
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137 | public Project getProject() {
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138 | return getJspc().getProject();
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139 | }
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140 | }
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141 |
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