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1 package cachingfilter;
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2
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3 import java.io.Serializable;
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4 import javax.servlet.http.HttpServletResponse;
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5
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6
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7 abstract class ResponseAction implements Serializable {
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8 final String name;
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9
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10 ResponseAction(String name) {
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11 this.name = name;
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12 }
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13
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14 abstract void apply(HttpServletResponse response);
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15
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16 public abstract String toString();
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17
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18 static abstract class StringHeader extends ResponseAction {
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19 final String value;
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20
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21 StringHeader(String name,String value) {
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22 super(name);
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23 this.value = value;
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24 }
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25 }
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26
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27 static abstract class DateHeader extends ResponseAction {
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28 final long value;
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29
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30 DateHeader(String name,long value) {
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31 super(name);
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32 this.value = value;
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33 }
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34 }
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35
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36 static abstract class IntHeader extends ResponseAction {
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37 final int value;
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38
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39 IntHeader(String name,int value) {
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40 super(name);
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41 this.value = value;
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42 }
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43 }
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44
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45 static class SetHeader extends StringHeader {
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46
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47 SetHeader(String name,String value) {
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48 super(name,value);
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49 }
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50
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51 void apply(HttpServletResponse response) {
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52 response.setHeader(name,value);
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53 }
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54
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55 public String toString() {
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56 return "ResponseAction setHeader(\""+name+"\",\""+value+"\")";
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57 }
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58 }
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59
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60 static class AddHeader extends StringHeader {
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61
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62 AddHeader(String name,String value) {
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63 super(name,value);
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64 }
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65
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66 void apply(HttpServletResponse response) {
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67 response.addHeader(name,value);
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68 }
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69
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70 public String toString() {
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71 return "ResponseAction addHeader(\""+name+"\",\""+value+"\")";
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72 }
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73 }
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74
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75 static class SetDateHeader extends DateHeader {
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76
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77 SetDateHeader(String name,long value) {
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78 super(name,value);
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79 }
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80
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81 void apply(HttpServletResponse response) {
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82 response.setDateHeader(name,value);
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83 }
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84
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85 public String toString() {
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86 return "ResponseAction setDateHeader(\""+name+"\","+value+")";
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87 }
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88 }
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89
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90 static class AddDateHeader extends DateHeader {
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91
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92 AddDateHeader(String name,long value) {
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93 super(name,value);
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94 }
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95
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96 void apply(HttpServletResponse response) {
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97 response.addDateHeader(name,value);
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98 }
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99
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100 public String toString() {
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101 return "ResponseAction addDateHeader(\""+name+"\","+value+")";
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102 }
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103 }
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104
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105 static class SetIntHeader extends IntHeader {
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106
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107 SetIntHeader(String name,int value) {
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108 super(name,value);
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109 }
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110
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111 void apply(HttpServletResponse response) {
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112 response.setIntHeader(name,value);
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113 }
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114
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115 public String toString() {
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116 return "ResponseAction setIntHeader(\""+name+"\","+value+")";
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117 }
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118 }
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119
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120 static class AddIntHeader extends IntHeader {
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121
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122 AddIntHeader(String name,int value) {
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123 super(name,value);
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124 }
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125
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126 void apply(HttpServletResponse response) {
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127 response.addIntHeader(name,value);
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128 }
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129
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130 public String toString() {
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131 return "ResponseAction addIntHeader(\""+name+"\","+value+")";
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132 }
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133 }
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134
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135 }
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