/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
package org.apache.tools.ant.taskdefs.optional.vss;
import org.apache.tools.ant.types.EnumeratedAttribute;
import java.io.File;
import java.io.IOException;
import java.text.DateFormat;
import java.text.ParseException;
import java.util.Calendar;
import java.util.Date;
import java.util.GregorianCalendar;
import org.apache.tools.ant.BuildException;
import org.apache.tools.ant.Project;
import org.apache.tools.ant.Task;
import org.apache.tools.ant.taskdefs.Execute;
import org.apache.tools.ant.taskdefs.LogStreamHandler;
import org.apache.tools.ant.types.Commandline;
import org.apache.tools.ant.util.FileUtils;
/**
* A base class for creating tasks for executing commands on Visual SourceSafe.
* <p>
* The class extends the 'exec' task as it operates by executing the ss.exe program
* supplied with SourceSafe. By default the task expects ss.exe to be in the path,
* you can override this be specifying the ssdir attribute.
* </p>
* <p>
* This class provides set and get methods for 'login' and 'vsspath' attributes. It
* also contains constants for the flags that can be passed to SS.
* </p>
*
*/
public abstract class MSVSS extends Task implements MSVSSConstants {
private String ssDir = null;
private String vssLogin = null;
private String vssPath = null;
private String serverPath = null;
/** Version */
private String version = null;
/** Date */
private String date = null;
/** Label */
private String label = null;
/** Auto response */
private String autoResponse = null;
/** Local path */
private String localPath = null;
/** Comment */
private String comment = null;
/** From label */
private String fromLabel = null;
/** To label */
private String toLabel = null;
/** Output file name */
private String outputFileName = null;
/** User */
private String user = null;
/** From date */
private String fromDate = null;
/** To date */
private String toDate = null;
/** History style */
private String style = null;
/** Quiet defaults to false */
private boolean quiet = false;
/** Recursive defaults to false */
private boolean recursive = false;
/** Writable defaults to false */
private boolean writable = false;
/** Fail on error defaults to true */
private boolean failOnError = true;
/** Get local copy for checkout defaults to true */
private boolean getLocalCopy = true;
/** Number of days offset for History */
private int numDays = Integer.MIN_VALUE;
/** Date format for History */
private DateFormat dateFormat = DateFormat.getDateInstance(DateFormat.SHORT);
/** Timestamp for retreived files */
private CurrentModUpdated timestamp = null;
/** Behaviour for writable files */
private WritableFiles writableFiles = null;
/**
* Each sub-class must implemnt this method and return the constructed
* command line to be executed. It is up to the sub-task to determine the
* required attrubutes and their order.
* @return The Constructed command line.
*/
abstract Commandline buildCmdLine();
/**
* Directory where <code>ss.exe</code> resides.
* By default the task expects it to be in the PATH.
* @param dir The directory containing ss.exe.
*/
public final void setSsdir(String dir) {
this.ssDir = FileUtils.translatePath(dir);
}
/**
* Login to use when accessing VSS, formatted as "username,password".
* <p>
* You can omit the password if your database is not password protected.
* If you have a password and omit it, Ant will hang.
* @param vssLogin The login string to use.
*/
public final void setLogin(final String vssLogin) {
this.vssLogin = vssLogin;
}
/**
* SourceSafe path which specifies the project/file(s) you wish to perform
* the action on.
* <p>
* A prefix of 'vss://' will be removed if specified.
* @param vssPath The VSS project path.
* @ant.attribute group="required"
*/
public final void setVsspath(final String vssPath) {
String projectPath;
if (vssPath.startsWith("vss://")) { //$NON-NLS-1$
projectPath = vssPath.substring(5);
} else {
projectPath = vssPath;
}
if (projectPath.startsWith(PROJECT_PREFIX)) {
this.vssPath = projectPath;
} else {
this.vssPath = PROJECT_PREFIX + projectPath;
}
}
/**
* Directory where <code>srssafe.ini</code> resides.
* @param serverPath The path to the VSS server.
*/
public final void setServerpath(final String serverPath) {
this.serverPath = serverPath;
}
/**
* Indicates if the build should fail if the Sourcesafe command does. Defaults to true.
* @param failOnError True if task should fail on any error.
*/
public final void setFailOnError(final boolean failOnError) {
this.failOnError = failOnError;
}
/**
* Executes the task. <br>
* Builds a command line to execute ss.exe and then calls Exec's run method
* to execute the command line.
* @throws BuildException if the command cannot execute.
*/
public void execute() throws BuildException {
int result = 0;
Commandline commandLine = buildCmdLine();
result = run(commandLine);
if (Execute.isFailure(result) && getFailOnError()) {
String msg = "Failed executing: " + formatCommandLine(commandLine)
+ " With a return code of " + result;
throw new BuildException(msg, getLocation());
}
}
// Special setters for the sub-classes
/**
* Set the internal comment attribute.
* @param comment the value to use.
*/
protected void setInternalComment(final String comment) {
this.comment = comment;
}
/**
* Set the auto response attribute.
* @param autoResponse the value to use.
*/
protected void setInternalAutoResponse(final String autoResponse) {
this.autoResponse = autoResponse;
}
/**
* Set the date attribute.
* @param date the value to use.
*/
protected void setInternalDate(final String date) {
this.date = date;
}
/**
* Set the date format attribute.
* @param dateFormat the value to use.
*/
protected void setInternalDateFormat(final DateFormat dateFormat) {
this.dateFormat = dateFormat;
}
/**
* Set the failOnError attribute.
* @param failOnError the value to use.
*/
protected void setInternalFailOnError(final boolean failOnError) {
this.failOnError = failOnError;
}
/**
* Set the from date attribute.
* @param fromDate the value to use.
*/
protected void setInternalFromDate(final String fromDate) {
this.fromDate = fromDate;
}
/**
* Set the from label attribute.
* @param fromLabel the value to use.
*/
protected void setInternalFromLabel(final String fromLabel) {
this.fromLabel = fromLabel;
}
/**
* Set the label attribute.
* @param label the value to use.
*/
protected void setInternalLabel(final String label) {
this.label = label;
}
/**
* Set the local path comment attribute.
* @param localPath the value to use.
*/
protected void setInternalLocalPath(final String localPath) {
this.localPath = localPath;
}
/**
* Set the num days attribute.
* @param numDays the value to use.
*/
protected void setInternalNumDays(final int numDays) {
this.numDays = numDays;
}
/**
* Set the outputFileName comment attribute.
* @param outputFileName the value to use.
*/
protected void setInternalOutputFilename(final String outputFileName) {
this.outputFileName = outputFileName;
}
/**
* Set the quiet attribute.
* @param quiet the value to use.
*/
protected void setInternalQuiet(final boolean quiet) {
this.quiet = quiet;
}
/**
* Set the recursive attribute.
* @param recursive the value to use.
*/
protected void setInternalRecursive(final boolean recursive) {
this.recursive = recursive;
}
/**
* Set the style attribute.
* @param style the value to use.
*/
protected void setInternalStyle(final String style) {
this.style = style;
}
/**
* Set the to date attribute.
* @param toDate the value to use.
*/
protected void setInternalToDate(final String toDate) {
this.toDate = toDate;
}
/**
* Set the to label attribute.
* @param toLabel the value to use.
*/
protected void setInternalToLabel(final String toLabel) {
this.toLabel = toLabel;
}
/**
* Set the user attribute.
* @param user the value to use.
*/
protected void setInternalUser(final String user) {
this.user = user;
}
/**
* Set the version attribute.
* @param version the value to use.
*/
protected void setInternalVersion(final String version) {
this.version = version;
}
/**
* Set the writable attribute.
* @param writable the value to use.
*/
protected void setInternalWritable(final boolean writable) {
this.writable = writable;
}
/**
* Set the timestamp attribute.
* @param timestamp the value to use.
*/
protected void setInternalFileTimeStamp(final CurrentModUpdated timestamp) {
this.timestamp = timestamp;
}
/**
* Set the writableFiles attribute.
* @param writableFiles the value to use.
*/
protected void setInternalWritableFiles(final WritableFiles writableFiles) {
this.writableFiles = writableFiles;
}
/**
* Set the getLocalCopy attribute.
* @param getLocalCopy the value to use.
*/
protected void setInternalGetLocalCopy(final boolean getLocalCopy) {
this.getLocalCopy = getLocalCopy;
}
/**
* Gets the sscommand string. "ss" or "c:\path\to\ss"
* @return The path to ss.exe or just ss if sscommand is not set.
*/
protected String getSSCommand() {
if (ssDir == null) {
return SS_EXE;
}
return ssDir.endsWith(File.separator) ? ssDir + SS_EXE : ssDir
+ File.separator + SS_EXE;
}
/**
* Gets the vssserverpath string.
* @return null if vssserverpath is not set.
*/
protected String getVsspath() {
return vssPath;
}
/**
* Gets the quiet string. -O-
* @return An empty string if quiet is not set or is false.
*/
protected String getQuiet() {
return quiet ? FLAG_QUIET : "";
}
/**
* Gets the recursive string. "-R"
* @return An empty string if recursive is not set or is false.
*/
protected String getRecursive() {
return recursive ? FLAG_RECURSION : "";
}
/**
* Gets the writable string. "-W"
* @return An empty string if writable is not set or is false.
*/
protected String getWritable() {
return writable ? FLAG_WRITABLE : "";
}
/**
* Gets the label string. "-Lbuild1"
* Max label length is 32 chars
* @return An empty string if label is not set.
*/
protected String getLabel() {
String shortLabel = "";
if (label != null && label.length() > 0) {
shortLabel = FLAG_LABEL + getShortLabel();
}
return shortLabel;
}
/**
* Return at most the 30 first chars of the label,
* logging a warning message about the truncation
* @return at most the 30 first chars of the label
*/
private String getShortLabel() {
String shortLabel;
if (label != null && label.length() > 31) {
shortLabel = this.label.substring(0, 30);
log("Label is longer than 31 characters, truncated to: " + shortLabel,
Project.MSG_WARN);
} else {
shortLabel = label;
}
return shortLabel;
}
/**
* Gets the style string. "-Lbuild1"
* @return An empty string if label is not set.
*/
protected String getStyle() {
return style != null ? style : "";
}
/**
* Gets the version string. Returns the first specified of version "-V1.0",
* date "-Vd01.01.01", label "-Vlbuild1".
* @return An empty string if a version, date and label are not set.
*/
protected String getVersionDateLabel() {
String versionDateLabel = "";
if (version != null) {
versionDateLabel = FLAG_VERSION + version;
} else if (date != null) {
versionDateLabel = FLAG_VERSION_DATE + date;
} else {
// Use getShortLabel() so labels longer then 30 char are truncated
// and the user is warned
String shortLabel = getShortLabel();
if (shortLabel != null && !shortLabel.equals("")) {
versionDateLabel = FLAG_VERSION_LABEL + shortLabel;
}
}
return versionDateLabel;
}
/**
* Gets the version string.
* @return An empty string if a version is not set.
*/
protected String getVersion() {
return version != null ? FLAG_VERSION + version : "";
}
/**
* Gets the localpath string. "-GLc:\source" <p>
* The localpath is created if it didn't exist.
* @return An empty string if localpath is not set.
*/
protected String getLocalpath() {
String lclPath = ""; //set to empty str if no local path return
if (localPath != null) {
//make sure m_LocalDir exists, create it if it doesn't
File dir = getProject().resolveFile(localPath);
if (!dir.exists()) {
boolean done = dir.mkdirs();
if (!done) {
String msg = "Directory " + localPath + " creation was not "
+ "successful for an unknown reason";
throw new BuildException(msg, getLocation());
}
getProject().log("Created dir: " + dir.getAbsolutePath());
}
lclPath = FLAG_OVERRIDE_WORKING_DIR + localPath;
}
return lclPath;
}
/**
* Gets the comment string. "-Ccomment text"
* @return A comment of "-" if comment is not set.
*/
protected String getComment() {
return comment != null ? FLAG_COMMENT + comment : FLAG_COMMENT + "-";
}
/**
* Gets the auto response string. This can be Y "-I-Y" or N "-I-N".
* @return The default value "-I-" if autoresponse is not set.
*/
protected String getAutoresponse() {
if (autoResponse == null) {
return FLAG_AUTORESPONSE_DEF;
} else if (autoResponse.equalsIgnoreCase("Y")) {
return FLAG_AUTORESPONSE_YES;
} else if (autoResponse.equalsIgnoreCase("N")) {
return FLAG_AUTORESPONSE_NO;
} else {
return FLAG_AUTORESPONSE_DEF;
}
}
/**
* Gets the login string. This can be user and password, "-Yuser,password"
* or just user "-Yuser".
* @return An empty string if login is not set.
*/
protected String getLogin() {
return vssLogin != null ? FLAG_LOGIN + vssLogin : "";
}
/**
* Gets the output file string. "-Ooutput.file"
* @return An empty string if user is not set.
*/
protected String getOutput() {
return outputFileName != null ? FLAG_OUTPUT + outputFileName : "";
}
/**
* Gets the user string. "-Uusername"
* @return An empty string if user is not set.
*/
protected String getUser() {
return user != null ? FLAG_USER + user : "";
}
/**
* Gets the version string. This can be to-from "-VLbuild2~Lbuild1", from
* "~Lbuild1" or to "-VLbuild2".
* @return An empty string if neither tolabel or fromlabel are set.
*/
protected String getVersionLabel() {
if (fromLabel == null && toLabel == null) {
return "";
}
if (fromLabel != null && toLabel != null) {
if (fromLabel.length() > 31) {
fromLabel = fromLabel.substring(0, 30);
log("FromLabel is longer than 31 characters, truncated to: "
+ fromLabel, Project.MSG_WARN);
}
if (toLabel.length() > 31) {
toLabel = toLabel.substring(0, 30);
log("ToLabel is longer than 31 characters, truncated to: "
+ toLabel, Project.MSG_WARN);
}
return FLAG_VERSION_LABEL + toLabel + VALUE_FROMLABEL + fromLabel;
} else if (fromLabel != null) {
if (fromLabel.length() > 31) {
fromLabel = fromLabel.substring(0, 30);
log("FromLabel is longer than 31 characters, truncated to: "
+ fromLabel, Project.MSG_WARN);
}
return FLAG_VERSION + VALUE_FROMLABEL + fromLabel;
} else {
if (toLabel.length() > 31) {
toLabel = toLabel.substring(0, 30);
log("ToLabel is longer than 31 characters, truncated to: "
+ toLabel, Project.MSG_WARN);
}
return FLAG_VERSION_LABEL + toLabel;
}
}
/**
* Gets the Version date string.
* @return An empty string if neither Todate or from date are set.
* @throws BuildException if there is an error.
*/
protected String getVersionDate() throws BuildException {
if (fromDate == null && toDate == null
&& numDays == Integer.MIN_VALUE) {
return "";
}
if (fromDate != null && toDate != null) {
return FLAG_VERSION_DATE + toDate + VALUE_FROMDATE + fromDate;
} else if (toDate != null && numDays != Integer.MIN_VALUE) {
try {
return FLAG_VERSION_DATE + toDate + VALUE_FROMDATE
+ calcDate(toDate, numDays);
} catch (ParseException ex) {
String msg = "Error parsing date: " + toDate;
throw new BuildException(msg, getLocation());
}
} else if (fromDate != null && numDays != Integer.MIN_VALUE) {
try {
return FLAG_VERSION_DATE + calcDate(fromDate, numDays)
+ VALUE_FROMDATE + fromDate;
} catch (ParseException ex) {
String msg = "Error parsing date: " + fromDate;
throw new BuildException(msg, getLocation());
}
} else {
return fromDate != null ? FLAG_VERSION + VALUE_FROMDATE
+ fromDate : FLAG_VERSION_DATE + toDate;
}
}
/**
* Builds and returns the -G- flag if required.
* @return An empty string if get local copy is true.
*/
protected String getGetLocalCopy() {
return (!getLocalCopy) ? FLAG_NO_GET : "";
}
/**
* Gets the value of the fail on error flag.
* @return True if the FailOnError flag has been set or if 'writablefiles=skip'.
*/
private boolean getFailOnError() {
return getWritableFiles().equals(WRITABLE_SKIP) ? false : failOnError;
}
/**
* Gets the value set for the FileTimeStamp.
* if it equals "current" then we return -GTC
* if it equals "modified" then we return -GTM
* if it equals "updated" then we return -GTU
* otherwise we return -GTC
*
* @return The default file time flag, if not set.
*/
public String getFileTimeStamp() {
if (timestamp == null) {
return "";
} else if (timestamp.getValue().equals(TIME_MODIFIED)) {
return FLAG_FILETIME_MODIFIED;
} else if (timestamp.getValue().equals(TIME_UPDATED)) {
return FLAG_FILETIME_UPDATED;
} else {
return FLAG_FILETIME_DEF;
}
}
/**
* Gets the value to determine the behaviour when encountering writable files.
* @return An empty String, if not set.
*/
public String getWritableFiles() {
if (writableFiles == null) {
return "";
} else if (writableFiles.getValue().equals(WRITABLE_REPLACE)) {
return FLAG_REPLACE_WRITABLE;
} else if (writableFiles.getValue().equals(WRITABLE_SKIP)) {
// ss.exe exits with '100', when files have been skipped
// so we have to ignore the failure
failOnError = false;
return FLAG_SKIP_WRITABLE;
} else {
return "";
}
}
/**
* Sets up the required environment and executes the command line.
*
* @param cmd The command line to execute.
* @return The return code from the exec'd process.
*/
private int run(Commandline cmd) {
try {
Execute exe = new Execute(new LogStreamHandler(this,
Project.MSG_INFO,
Project.MSG_WARN));
// If location of ss.ini is specified we need to set the
// environment-variable SSDIR to this value
if (serverPath != null) {
String[] env = exe.getEnvironment();
if (env == null) {
env = new String[0];
}
String[] newEnv = new String[env.length + 1];
System.arraycopy(env, 0, newEnv, 0, env.length);
newEnv[env.length] = "SSDIR=" + serverPath;
exe.setEnvironment(newEnv);
}
exe.setAntRun(getProject());
exe.setWorkingDirectory(getProject().getBaseDir());
exe.setCommandline(cmd.getCommandline());
// Use the OS launcher so we get environment variables
exe.setVMLauncher(false);
return exe.execute();
} catch (IOException e) {
throw new BuildException(e, getLocation());
}
}
/**
* Calculates the start date for version comparison.
* <p>
* Calculates the date numDay days earlier than startdate.
* @param startDate The start date.
* @param daysToAdd The number of days to add.
* @return The calculated date.
* @throws ParseException
*/
private String calcDate(String startDate, int daysToAdd) throws ParseException {
Calendar calendar = new GregorianCalendar();
Date currentDate = dateFormat.parse(startDate);
calendar.setTime(currentDate);
calendar.add(Calendar.DATE, daysToAdd);
return dateFormat.format(calendar.getTime());
}
/**
* Changes the password to '***' so it isn't displayed on screen if the build fails
*
* @param cmd The command line to clean
* @return The command line as a string with out the password
*/
private String formatCommandLine(Commandline cmd) {
StringBuffer sBuff = new StringBuffer(cmd.toString());
int indexUser = sBuff.substring(0).indexOf(FLAG_LOGIN);
if (indexUser > 0) {
int indexPass = sBuff.substring(0).indexOf(",", indexUser);
int indexAfterPass = sBuff.substring(0).indexOf(" ", indexPass);
for (int i = indexPass + 1; i < indexAfterPass; i++) {
sBuff.setCharAt(i, '*');
}
}
return sBuff.toString();
}
/**
* Extention of EnumeratedAttribute to hold the values for file time stamp.
*/
public static class CurrentModUpdated extends EnumeratedAttribute {
/**
* Gets the list of allowable values.
* @return The values.
*/
public String[] getValues() {
return new String[] {TIME_CURRENT, TIME_MODIFIED, TIME_UPDATED};
}
}
/**
* Extention of EnumeratedAttribute to hold the values for writable filess.
*/
public static class WritableFiles extends EnumeratedAttribute {
/**
* Gets the list of allowable values.
* @return The values.
*/
public String[] getValues() {
return new String[] {WRITABLE_REPLACE, WRITABLE_SKIP, WRITABLE_FAIL};
}
}
}
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