diff options
Diffstat (limited to 'auth/cli-editor/src/main/java')
| -rw-r--r-- | auth/cli-editor/src/main/java/org/onap/policy/apex/auth/clieditor/CommandLineEditorLoop.java | 89 |
1 files changed, 46 insertions, 43 deletions
diff --git a/auth/cli-editor/src/main/java/org/onap/policy/apex/auth/clieditor/CommandLineEditorLoop.java b/auth/cli-editor/src/main/java/org/onap/policy/apex/auth/clieditor/CommandLineEditorLoop.java index 93a8f0d14..d882b1a21 100644 --- a/auth/cli-editor/src/main/java/org/onap/policy/apex/auth/clieditor/CommandLineEditorLoop.java +++ b/auth/cli-editor/src/main/java/org/onap/policy/apex/auth/clieditor/CommandLineEditorLoop.java @@ -56,6 +56,7 @@ import org.slf4j.ext.XLoggerFactory; * @author Liam Fallon (liam.fallon@ericsson.com) */ public class CommandLineEditorLoop { + // Get a reference to the logger private static final XLogger LOGGER = XLoggerFactory.getXLogger(CommandLineEditorLoop.class); @@ -79,12 +80,12 @@ public class CommandLineEditorLoop { /** * Initiate the loop with the keyword node tree. * - * @param properties The CLI editor properties defined for execution - * @param modelHandler the model handler that will handle commands + * @param properties The CLI editor properties defined for execution + * @param modelHandler the model handler that will handle commands * @param rootKeywordNode The root keyword node tree */ public CommandLineEditorLoop(final Properties properties, final ApexModelHandler modelHandler, - final KeywordNode rootKeywordNode) { + final KeywordNode rootKeywordNode) { this.modelHandler = modelHandler; keywordNodeDeque.push(rootKeywordNode); @@ -96,14 +97,14 @@ public class CommandLineEditorLoop { /** * Run a command loop. * - * @param inputStream The stream to read commands from + * @param inputStream The stream to read commands from * @param outputStream The stream to write command output and messages to - * @param parameters The parameters for the CLI editor + * @param parameters The parameters for the CLI editor * @return the exit code from command processing * @throws IOException Thrown on exceptions on IO */ public int runLoop(final InputStream inputStream, final OutputStream outputStream, - final CommandLineParameters parameters) throws IOException { + final CommandLineParameters parameters) throws IOException { // Readers and writers for input and output final BufferedReader reader = new BufferedReader(new InputStreamReader(inputStream)); final PrintWriter writer = new PrintWriter(new OutputStreamWriter(outputStream)); @@ -141,7 +142,7 @@ public class CommandLineEditorLoop { * Check if the command processing loop has come to an end. * * @param executionStatus a pair containing the result of the last command and the accumulated error count - * @param parameters the input parameters for command execution + * @param parameters the input parameters for command execution * @return true if the command processing loop should exit */ private boolean endOfCommandExecution(Pair<Result, Integer> executionStatus, CommandLineParameters parameters) { @@ -155,13 +156,13 @@ public class CommandLineEditorLoop { /** * Process the incoming commands one by one. * - * @param parameters the parameters to the CLI editor - * @param reader the reader to read the logic block from - * @param writer the writer to write results and error messages on + * @param parameters the parameters to the CLI editor + * @param reader the reader to read the logic block from + * @param writer the writer to write results and error messages on * @param executionStatus the status of the logic block read */ private void processIncomingCommands(final CommandLineParameters parameters, final BufferedReader reader, - final PrintWriter writer, final CommandLineParser parser, MutablePair<Result, Integer> executionStatus) { + final PrintWriter writer, final CommandLineParser parser, MutablePair<Result, Integer> executionStatus) { try { // Output prompt and get a line of input @@ -197,8 +198,8 @@ public class CommandLineEditorLoop { final CommandLineCommand command = findCommand(commandWords); if (command != null) { // Check the arguments of the command - final TreeMap<String, CommandLineArgumentValue> argumentValues = - getArgumentValues(command, commandWords); + final TreeMap<String, CommandLineArgumentValue> argumentValues = getArgumentValues(command, + commandWords); // Execute the command, a FINISHED result means a command causes the loop to // leave execution @@ -222,16 +223,15 @@ public class CommandLineEditorLoop { /** * Read a logic block, a block of program logic for a policy. * - * @param parameters the parameters to the CLI editor - * @param reader the reader to read the logic block from - * @param writer the writer to write results and error messages on + * @param parameters the parameters to the CLI editor + * @param reader the reader to read the logic block from + * @param writer the writer to write results and error messages on * @param executionStatus the status of the logic block read * @return the result of the logic block read */ private String readLogicBlock(final CommandLineParameters parameters, final BufferedReader reader, - final PrintWriter writer, MutablePair<Result, Integer> executionStatus) { - String logicBlock; - logicBlock = ""; + final PrintWriter writer, MutablePair<Result, Integer> executionStatus) { + StringBuilder logicBlock = new StringBuilder(); while (true) { try { @@ -249,10 +249,10 @@ public class CommandLineEditorLoop { } if (logicLine.trim().endsWith(logicBlockEndTag)) { - logicBlock += logicLine.replace(logicBlockEndTag, "").trim() + "\n"; - return logicBlock; + logicBlock.append(logicLine.replace(logicBlockEndTag, "").trim() + "\n"); + return logicBlock.toString(); } else { - logicBlock += logicLine + "\n"; + logicBlock.append(logicLine + "\n"); } } // Print any error messages from command parsing and finding @@ -311,15 +311,16 @@ public class CommandLineEditorLoop { // If the node entries found is not equal to one, then we have either no command or more // than one command matching - final List<Entry<String, KeywordNode>> foundNodeEntries = - findMatchingEntries(searchKeywordNode.getChildren(), commandWords.get(i)); + final List<Entry<String, KeywordNode>> foundNodeEntries = findMatchingEntries( + searchKeywordNode.getChildren(), commandWords.get(i)); if (foundNodeEntries.isEmpty()) { unwindStack(startKeywordNode); throw new CommandLineException("command not found: " + stringAL2String(commandWords)); } else if (foundNodeEntries.size() > 1) { unwindStack(startKeywordNode); - throw new CommandLineException("multiple commands matched: " + stringAL2String(commandWords) + " [" - + nodeAL2String(foundNodeEntries) + ']'); + throw new CommandLineException( + "multiple commands matched: " + stringAL2String(commandWords) + " [" + nodeAL2String( + foundNodeEntries) + ']'); } // Record the fully expanded command word @@ -360,12 +361,12 @@ public class CommandLineEditorLoop { /** * Check the arguments of the command. * - * @param command The command to check + * @param command The command to check * @param commandWords The command words entered * @return the argument values */ private TreeMap<String, CommandLineArgumentValue> getArgumentValues(final CommandLineCommand command, - final List<String> commandWords) { + final List<String> commandWords) { final TreeMap<String, CommandLineArgumentValue> argumentValues = new TreeMap<>(); for (final CommandLineArgument argument : command.getArgumentList()) { if (argument != null) { @@ -375,14 +376,15 @@ public class CommandLineEditorLoop { // Set the value of the arguments for (final Entry<String, String> argument : getCommandArguments(commandWords)) { - final List<Entry<String, CommandLineArgumentValue>> foundArguments = - TreeMapUtils.findMatchingEntries(argumentValues, argument.getKey()); + final List<Entry<String, CommandLineArgumentValue>> foundArguments = TreeMapUtils + .findMatchingEntries(argumentValues, argument.getKey()); if (foundArguments.isEmpty()) { - throw new CommandLineException(COMMAND + stringAL2String(commandWords) + ": " + " argument \"" - + argument.getKey() + "\" not allowed on command"); + throw new CommandLineException( + COMMAND + stringAL2String(commandWords) + ": " + " argument \"" + argument.getKey() + + "\" not allowed on command"); } else if (foundArguments.size() > 1) { throw new CommandLineException(COMMAND + stringAL2String(commandWords) + ": " + " argument " + argument - + " matches multiple arguments [" + argumentAL2String(foundArguments) + ']'); + + " matches multiple arguments [" + argumentAL2String(foundArguments) + ']'); } // Set the value of the argument, stripping off any quotes @@ -395,8 +397,9 @@ public class CommandLineEditorLoop { // Argument values are null by default so if this argument is not nullable it is // mandatory if (!argumentValue.isSpecified() && !argumentValue.getCliArgument().isNullable()) { - throw new CommandLineException(COMMAND + stringAL2String(commandWords) + ": " + " mandatory argument \"" - + argumentValue.getCliArgument().getArgumentName() + "\" not specified"); + throw new CommandLineException( + COMMAND + stringAL2String(commandWords) + ": " + " mandatory argument \"" + argumentValue + .getCliArgument().getArgumentName() + "\" not specified"); } } @@ -417,8 +420,8 @@ public class CommandLineEditorLoop { for (final String word : commandWords) { final int equalsPos = word.indexOf('='); if (equalsPos > 0) { - arguments.add( - new SimpleEntry<>(word.substring(0, equalsPos), word.substring(equalsPos + 1, word.length()))); + arguments + .add(new SimpleEntry<>(word.substring(0, equalsPos), word.substring(equalsPos + 1, word.length()))); } } @@ -428,13 +431,13 @@ public class CommandLineEditorLoop { /** * Execute system and editor commands. * - * @param command The command to execute + * @param command The command to execute * @param argumentValues The arguments input on the command line to invoke the command - * @param writer The writer to use for any output from the command + * @param writer The writer to use for any output from the command * @return the result of execution of the command */ private Result executeCommand(final CommandLineCommand command, - final TreeMap<String, CommandLineArgumentValue> argumentValues, final PrintWriter writer) { + final TreeMap<String, CommandLineArgumentValue> argumentValues, final PrintWriter writer) { if (command.isSystemCommand()) { return exceuteSystemCommand(command, writer); } else { @@ -446,7 +449,7 @@ public class CommandLineEditorLoop { * Execute system commands. * * @param command The command to execute - * @param writer The writer to use for any output from the command + * @param writer The writer to use for any output from the command * @return the result of execution of the command */ private Result exceuteSystemCommand(final CommandLineCommand command, final PrintWriter writer) { @@ -551,7 +554,7 @@ public class CommandLineEditorLoop { * line with the file contents. * * @param parameters The parameters for the CLI editor - * @param line The line with the macro keyword in it + * @param line The line with the macro keyword in it * @return the expanded line */ private String expandMacroFile(final CommandLineParameters parameters, final String line) { @@ -576,7 +579,7 @@ public class CommandLineEditorLoop { macroFileName = macroFileName.substring(1, macroFileName.length() - 1); } else { throw new CommandLineException( - "macro file name \"" + macroFileName + "\" must exist and be quoted with double quotes \"\""); + "macro file name \"" + macroFileName + "\" must exist and be quoted with double quotes \"\""); } // Append the working directory to the macro file name |