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Java Source Code / Java Documentation » IDE Netbeans » nbi » org.netbeans.installer.infra.build.ant.utils   Source Cross Reference   Class Diagram   Java Document (Java Doc)   java.lang.Object    org.netbeans.installer.infra.build.ant.utils.Utils Utils final public class Utils (Code) A collection of utility methods used throughout the custom tasks classes. author:    Kirill Sorokin Inner Class :public static class Results Field Summary final public static  String ARG_PREFIX      Prefix for JVM command-line arguments. final public static  String CLASSPATH_ARG      Classpath command-line argument prefix. final public static  String CLASSPATH_VALUE_PROPERTY      Name of the ant project's property which contains the classpath which should be used for running classes. final public static  int DELTA_DELAY      Delta deplay (in milliseconds) which to increase the delay between cheking the process state. final public static  int INITIAL_DELAY      Initial deplay (in milliseconds) between cheking the process state. final public static  boolean IS_WINDOWS      Name of the windows operationg system. final public static  String JARSIGNER_EXECUTABLE      final public static  String JAR_EXTENSION      Extension of jar files. final public static  String JAVA      Path to the java executable on non-windows platforms. final public static  String JAVA_EXE      Path to the java executable on windows platforms. final public static  String JAVA_EXECUTABLE      final public static  String JAVA_HOME      Name of the system property which contains the current java home. final public static  String JAVA_HOME_VALUE      Value of the system property which contains the current java home. final public static  String LINE_SEPARATOR      final public static  String LS_EXECUTABLE      final public static  int MAX_DELAY      Max deplay (in milliseconds) which to wait between cheking the process state. final public static  int MAX_EXECUTION_TIME      Maximum allowed execution time for a process. final public static  String MAX_EXECUTION_TIME_PROPERTY      Property for setting maximum allowed execution time for a process. final public static  String MAX_PERM_SIZE_ARG      MacPermSize command-line argument prefix. final public static  String MD5      MD5 digital digest algorithm code name. final public static  String NATIVE_UNZIP_EXECUTABLE      final public static  String NEWLINE_REGEXP      A regular expression which matches any line separator. final public static  String OS_NAME      Name of the system property which contains the operating system name. final public static  String PACKER_EXECUTABLE      final public static  String PERM_SIZE_ARG      PermSize command-line argument prefix. final public static  String SLASH      Forward slash. final public static  String SUN_MICR_RSA      Marker file which indicated that the jar file is signed. final public static  String SUN_MICR_SF      Marker file which indicated that the jar file is signed. final public static  String UBERKEY      An artificial key name used in converting a string to ASCII. final public static  String UBERKEY_REGEXP      An artificial regular expresion used in converting a string to ASCII. final public static  String UNPACKER_EXECUTABLE      final public static  String UTF8      Name of the UTF-8 encoding. final public static  String VERIFIER_CLASSNAME      Classname of the class which should be called to verify the unpacked jar file. final public static  String WINDOWS      Name of the windows operationg system. final public static  String XMX_ARG      Maximum heap size command-line argument prefix. Method Summary public static  void copy(InputStream in, OutputStream out)      Fully transfers the given input stream to the given output stream. public static  void copy(File source, OutputStream target)      Copies the contents of a file to the given output stream. public static  void copy(File source, File target)      Copies one file to another. public static  void delete(File file)      Deletes a file. public static  String getMd5(File file)      Calculates the MD5 checksum for the given file. Parameters:   file - File for which the checksum should be calculated. public static  int getPermissions(File file)      public static  boolean isEmpty(File file)      Checks whether the given file is a directory. Parameters:   file - File to check for being a directory. public static  boolean isJarFile(File file)      Checks whether the given file is a jar archive. Parameters:   file - File to check for being a jar archive. public static  boolean isSigned(File file)      Checks whether the given file is a signed jar archive. Parameters:   file - File to check for being a signed jar archive. public static  void nativeUnzip(File file, File directory)      public static  boolean pack(File source, File target)      Packs the given jar archive using the pack200 utility. Parameters:   source - Jar archive to pack. Parameters:   target - File which should become the packed jar archive. public static  boolean packInternally(File source, File target)      public static  String post(String url, Map<String, Object> args)      Sends an HTTP POST request to the given URL. public static  CharSequence read(InputStream in)      Fully reads an input stream into a character sequence using the system's default encoding. Parameters:   in - Input sream to read. public static  void setProject(Project project)      Setter for the 'project' property. public static  Results sign(File file, String keystore, String alias, String password)      Signs the given jar file using the data provided in the given keystore. Parameters:   file - Jar archive which will be signed. Parameters:   keystore - Path to the keystore file. Parameters:   alias - Keystore alias. Parameters:   password - Keystore password. public static  long size(File file)      Measures the size of a file. public static  String toAscii(String string)      Converts the given string to its java-style ASCII equivalent, escaping non ASCII characters with their \\uXXXX sequences. Parameters:   string - String to escape. public static  boolean unpack(File source, File target)      Unpacks the given packed jar archive using the unpack200 utility. Parameters:   source - Packe jar archive to unpack. Parameters:   target - File to which the unpacked archive should be saved. public static  boolean unpackInternally(File source, File target)      public static  void unzip(File file, File directory)      Unzips a zip archive to the specified directory. public static  boolean verify(File file)      Verifies that the jar archive is correct. public static  boolean verifyJad(File file)      Verifies that the if jar archive is placed next to jad, the jad file contains correct jar size Parameters:   file - Jar archive to check. public static  void write(File file, CharSequence chars)      Writes the given character sequence to the given file. Field Detail ARG_PREFIX final public static String ARG_PREFIX(Code) Prefix for JVM command-line arguments. CLASSPATH_ARG final public static String CLASSPATH_ARG(Code) Classpath command-line argument prefix. CLASSPATH_VALUE_PROPERTY final public static String CLASSPATH_VALUE_PROPERTY(Code) Name of the ant project's property which contains the classpath which should be used for running classes. DELTA_DELAY final public static int DELTA_DELAY(Code) Delta deplay (in milliseconds) which to increase the delay between cheking the process state. INITIAL_DELAY final public static int INITIAL_DELAY(Code) Initial deplay (in milliseconds) between cheking the process state. IS_WINDOWS final public static boolean IS_WINDOWS(Code) Name of the windows operationg system. JARSIGNER_EXECUTABLE final public static String JARSIGNER_EXECUTABLE(Code) JAR_EXTENSION final public static String JAR_EXTENSION(Code) Extension of jar files. JAVA final public static String JAVA(Code) Path to the java executable on non-windows platforms. Relative to the java home. JAVA_EXE final public static String JAVA_EXE(Code) Path to the java executable on windows platforms. Relative to the java home. JAVA_EXECUTABLE final public static String JAVA_EXECUTABLE(Code) JAVA_HOME final public static String JAVA_HOME(Code) Name of the system property which contains the current java home. JAVA_HOME_VALUE final public static String JAVA_HOME_VALUE(Code) Value of the system property which contains the current java home. LINE_SEPARATOR final public static String LINE_SEPARATOR(Code) LS_EXECUTABLE final public static String LS_EXECUTABLE(Code) MAX_DELAY final public static int MAX_DELAY(Code) Max deplay (in milliseconds) which to wait between cheking the process state. MAX_EXECUTION_TIME final public static int MAX_EXECUTION_TIME(Code) Maximum allowed execution time for a process. MAX_EXECUTION_TIME_PROPERTY final public static String MAX_EXECUTION_TIME_PROPERTY(Code) Property for setting maximum allowed execution time for a process. MAX_PERM_SIZE_ARG final public static String MAX_PERM_SIZE_ARG(Code) MacPermSize command-line argument prefix. MD5 final public static String MD5(Code) MD5 digital digest algorithm code name. NATIVE_UNZIP_EXECUTABLE final public static String NATIVE_UNZIP_EXECUTABLE(Code) NEWLINE_REGEXP final public static String NEWLINE_REGEXP(Code) A regular expression which matches any line separator. OS_NAME final public static String OS_NAME(Code) Name of the system property which contains the operating system name. PACKER_EXECUTABLE final public static String PACKER_EXECUTABLE(Code) PERM_SIZE_ARG final public static String PERM_SIZE_ARG(Code) PermSize command-line argument prefix. SLASH final public static String SLASH(Code) Forward slash. SUN_MICR_RSA final public static String SUN_MICR_RSA(Code) Marker file which indicated that the jar file is signed. SUN_MICR_SF final public static String SUN_MICR_SF(Code) Marker file which indicated that the jar file is signed. UBERKEY final public static String UBERKEY(Code) An artificial key name used in converting a string to ASCII. UBERKEY_REGEXP final public static String UBERKEY_REGEXP(Code) An artificial regular expresion used in converting a string to ASCII. UNPACKER_EXECUTABLE final public static String UNPACKER_EXECUTABLE(Code) UTF8 final public static String UTF8(Code) Name of the UTF-8 encoding. VERIFIER_CLASSNAME final public static String VERIFIER_CLASSNAME(Code) Classname of the class which should be called to verify the unpacked jar file. WINDOWS final public static String WINDOWS(Code) Name of the windows operationg system. XMX_ARG final public static String XMX_ARG(Code) Maximum heap size command-line argument prefix. Method Detail copy public static void copy(InputStream in, OutputStream out) throws IOException(Code) Fully transfers the given input stream to the given output stream. Parameters:   in - Input stream to read and transfer. Parameters:   out - Output stream to transfer data to. throws:   java.io.IOException - if an I/O error occurs. copy public static void copy(File source, OutputStream target) throws IOException(Code) Copies the contents of a file to the given output stream. Parameters:   source - File whose contents should be copied. Parameters:   target - Output stream to which the file's contents should betransferred. throws:   java.io.IOException - if an I/O error occurs. copy public static void copy(File source, File target) throws IOException(Code) Copies one file to another. Parameters:   source - File to be copied. Parameters:   target - File which should be come the copy of the source one. throws:   java.io.IOException - if an I/O error occurs. delete public static void delete(File file)(Code) Deletes a file. If the file is a directory its contents are recursively deleted. Parameters:   file - File to be deleted. getMd5 public static String getMd5(File file) throws IOException(Code) Calculates the MD5 checksum for the given file. Parameters:   file - File for which the checksum should be calculated. The MD5 checksum of the file. throws:   java.io.IOException - if an I/O error occurs. getPermissions public static int getPermissions(File file)(Code) isEmpty public static boolean isEmpty(File file)(Code) Checks whether the given file is a directory. Parameters:   file - File to check for being a directory. true if the file is a directory, falseotherwise. isJarFile public static boolean isJarFile(File file)(Code) Checks whether the given file is a jar archive. Parameters:   file - File to check for being a jar archive. true if the file is a jar archive, falseotherwise. isSigned public static boolean isSigned(File file) throws IOException(Code) Checks whether the given file is a signed jar archive. Parameters:   file - File to check for being a signed jar archive. true if the file is a signedjar archive,false otherwise. throws:   java.io.IOException - if an I/O error occurs. nativeUnzip public static void nativeUnzip(File file, File directory) throws IOException(Code) pack public static boolean pack(File source, File target) throws IOException(Code) Packs the given jar archive using the pack200 utility. Parameters:   source - Jar archive to pack. Parameters:   target - File which should become the packed jar archive. The target file, i.e. the packed jar archive. throws:   java.io.IOException - if an I/O error occurs. packInternally public static boolean packInternally(File source, File target) throws IOException(Code) post public static String post(String url, Map<String, Object> args) throws IOException(Code) Sends an HTTP POST request to the given URL. The supplied parameters will be passed as part of the request body according to http://www.faqs.org/rfcs/rfc1945.html . Parameters:   url - URL to shich the POST request should be sent. Parameters:   args - Request parameters. The first line of the server response, e.g. "HTTP/1.x 200 OK". throws:   java.io.IOException - if an I/O error occurs. read public static CharSequence read(InputStream in) throws IOException(Code) Fully reads an input stream into a character sequence using the system's default encoding. Parameters:   in - Input sream to read. The read data as a character sequence. throws:   java.io.IOException - if an I/O error occurs. setProject public static void setProject(Project project)(Code) Setter for the 'project' property. Parameters:   project - New value for the 'project' property. sign public static Results sign(File file, String keystore, String alias, String password) throws IOException(Code) Signs the given jar file using the data provided in the given keystore. Parameters:   file - Jar archive which will be signed. Parameters:   keystore - Path to the keystore file. Parameters:   alias - Keystore alias. Parameters:   password - Keystore password. The results of executing the jarsigner utility. throws:   java.io.IOException - if an I/O error occurs. size public static long size(File file)(Code) Measures the size of a file. If the file is a directory, its size would be equal to the sum of sizes of all its files and subdirectories. Parameters:   file - File whose size should be measured. The size of file. toAscii public static String toAscii(String string)(Code) Converts the given string to its java-style ASCII equivalent, escaping non ASCII characters with their \\uXXXX sequences. Parameters:   string - String to escape. The escaped string. unpack public static boolean unpack(File source, File target) throws IOException(Code) Unpacks the given packed jar archive using the unpack200 utility. Parameters:   source - Packe jar archive to unpack. Parameters:   target - File to which the unpacked archive should be saved. The target file, i.e. the unpacked jar archive. throws:   java.io.IOException - if an I/O errors occurs. unpackInternally public static boolean unpackInternally(File source, File target) throws IOException(Code) unzip public static void unzip(File file, File directory) throws IOException(Code) Unzips a zip archive to the specified directory. Parameters:   file - Zip archive to extract. Parameters:   directory - Directory which will be the target for the extraction. throws:   java.io.IOException - if an I/O error occurs. verify public static boolean verify(File file) throws IOException(Code) Verifies that the jar archive is correct. This method tries to access all jar archive entries and to load all the classes. Parameters:   file - Jar archive to check. true is the archive is correct, falseotherwise. throws:   java.io.IOException - if an I/O error occurs. verifyJad public static boolean verifyJad(File file) throws IOException(Code) Verifies that the if jar archive is placed next to jad, the jad file contains correct jar size Parameters:   file - Jar archive to check. true is the archive is correct, falseotherwise. throws:   java.io.IOException - if an I/O error occurs. write public static void write(File file, CharSequence chars) throws IOException(Code) Writes the given character sequence to the given file. Parameters:   file - File to which the character sequence should be written. Parameters:   chars - Character sequence which should be written to the file. throws:   java.io.IOException - if an I/O error occurs. Methods inherited from java.lang.Object native protected Object clone() throws CloneNotSupportedException(Code)(Java Doc) public boolean equals(Object obj)(Code)(Java Doc) protected void finalize() throws Throwable(Code)(Java Doc) final native public Class getClass()(Code)(Java Doc) native public int hashCode()(Code)(Java Doc) final native public void notify()(Code)(Java Doc) final native public void notifyAll()(Code)(Java Doc) public String toString()(Code)(Java Doc) final native public void wait(long timeout) throws InterruptedException(Code)(Java Doc) final public void wait(long timeout, int nanos) throws InterruptedException(Code)(Java Doc) final public void wait() throws InterruptedException(Code)(Java Doc)