Create java file for constants interface for GWT from property file

pf2gwtcnst.sh

#!/bin/sh

allargs=$@
extendsType=com.google.gwt.i18n.client.Constants
if [[ $allargs == *"--extends="* ]]; then
  echo "  --extends=constants-class-name   Constantsの拡張クラスを指定できます。指定がない場合はConstantsになります。"
  extendsType=`echo $allargs | sed -e "s/.*--extends=\\([a-zA-Z0-9_.]*\\).*/\\1/g"`
  allargs=`echo $allargs | sed -e "s/\\(.*\\)\\(--extends=[a-zA-Z0-9_.]*\\)\\(.*\\)/\\1\\3/g"`
fi

instanceDef=0
if [[ $allargs == *"--instance-def "* ]]; then
  echo "  --instance-def      INSTANCEという名前でインスタンスを内部に定義します。"
  allargs=${allargs//--instance-def /}
  instanceDef=1
fi
allargs=${allargs## }
allargs=${allargs%% }

propertyFile=$allargs

function usage() {
  echo "mvn構成のmain/resources/ や test/resources/ 内の指定されたプロパティファイルから値をjavadocコメントにしてメソッド定義したgwt.i18n.client.Constantsの実装ファイルを作成します。"
  echo ""main/java/ や test/java/ 配下の同じパス内に上書き作成します。
  echo ""
  echo "Usage...: ${0##*/} [--extends=constants-class-name] [--instance-def] property-file-name"
  echo "  --extends=constants-class-name   Constantsの拡張クラスを指定できます。指定がない場合はConstantsになります。"
  echo "  --instance-def      INSTANCEという名前で作成したインターフェースの中に定義します。"
  echo ""
  echo "ex)"
  echo "  ${0##*/} --extends=com.google.gwt.i18n.client.ConstantsWithLookup"
}

if [ "$propertyFile" == "" ] || [ ! -e $propertyFile ]; then
  usage
  exit 1
fi
propertyFile=$(cd $(dirname $propertyFile) && pwd)/$(basename $propertyFile)
if [ "java" == "${propertyFile##*.}" ]; then
  javaFile=$propertyFile
  javaFile=${javaFile%.java}
  propertyFile=${propertyFile//\/java\//\/resources\/}
  propertyFile=${propertyFile%.java}
  test_propertyFile=${propertyFile}_ja.properties
  if [ ! -e $test_propertyFile ]; then
    test_propertyFile=${propertyFile}_en.properties
    if [ ! -e $test_propertyFile ]; then
      test_propertyFile=${propertyFile}.properties
      if [ ! -e $test_propertyFile ]; then
        echo "File not found - ${propertyFile}.properties"
        usage
        exit 1
      fi 
    fi
  fi
  propertyFile=$test_propertyFile

  if [ "$propertyFile" == "" ] || [ ! -e $propertyFile ]; then
    usage
    exit 1
  fi
else
  javaFile=${propertyFile//\/resources\//\/java\/}
  javaFile=${javaFile%_ja.properties}
  javaFile=${javaFile%_en.properties}
fi

className=${javaFile##*/}
package=${javaFile%/*}
package=${package#*/java/}
package=${package//\//\.}
javaFile=${javaFile}.java
extendsPackage=${extendsType%.*}
extendsType=${extendsType##*.}

echo $propertyFileを、
echo $javaFileに変換して上書きします。

echo "package $package;">$javaFile
echo "">>$javaFile
if [[ $instanceDef == 1 ]]; then
echo "import com.google.gwt.core.client.GWT;">>$javaFile
fi
if [[ $package != $extendsPackage ]]; then
  echo "import $extendsPackage.$extendsType;">>$javaFile
fi
echo "">>$javaFile
echo "public interface $className extends $extendsType {">>$javaFile
if [[ $instanceDef == 1 ]]; then
  echo "">>$javaFile
  echo "\t$className INSTANCE = GWT.create($className.class);">>$javaFile
fi
name=
value=
eol_esc=0
CT=BLANK
native2ascii -reverse $propertyFile | while read -r line
do
  if [[ $eol_esc == 0 ]]; then
    if [[ $line =~ \\$ ]]; then
      eol_esc=1
    else
      eol_esc=0
    fi
    #コメントや空行は無視
    if [[ $line =~ \s*# ]]; then
      echo "">>$javaFile
      if [[ $eol_esc == 0 ]]; then
        echo "\t/*"$line "*/">>$javaFile
      else
        echo "\t/*">>$javaFile
        echo "\t * ${line%\\}">>$javaFile
        CT=COMMENT
      fi
    elif [[ $line =~ ^\s*$ ]]; then
      if [[ $eol_esc == 0 ]]; then
        echo "">>$javaFile
      else
        CT=BLANK
      fi
    else
      name=${line%%=*}
      value=${line#*=}
      value=${value%\\}
      value=${value%\\n}
      if [[ $eol_esc == 0 ]]; then
        echo "">>$javaFile
        if [[ $value =~ \\n ]]; then
          echo "\t/**">>$javaFile
          echo "\t * ${value//\\n/\\n\\t * }">>$javaFile
          echo "\t */">>$javaFile
        else
          echo "\t/** ${value} */">>$javaFile
        fi
        echo "\tString "$name"();">>$javaFile
      else
        echo "">>$javaFile
        echo "\t/**">>$javaFile
        echo "\t * ${value//\\n/\\n\\t * }">>$javaFile
        CT=NV
      fi
    fi
  else
    if [[ $line =~ \\$ ]]; then
      eol_esc=1
    else
      eol_esc=0
    fi
    if [[ $CT == COMMENT ]]; then
      echo "\t * ${line%\\}">>$javaFile
      if [[ $eol_esc == 0 ]]; then
        echo "\t */">>$javaFile
        CT=
      fi
    elif [[ $CT == BLANK ]]; then
      echo "">>$javaFile
      if [[ $eol_esc == 0 ]]; then
        CT=
      fi
    elif [[ $CT == NV ]]; then
      value=${line%\\}
      value=${value%\\n}
      echo "\t * ${value//\\n/\\n\\t * }">>$javaFile
      if [[ $eol_esc == 0 ]]; then
        echo "\t */">>$javaFile
        echo "\tString "$name"();">>$javaFile
        CT=
      fi
    fi
  fi
done
echo "">>$javaFile
echo "}">>$javaFile
echo "作成しました。"