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-rw-r--r--auth/cli-editor/src/main/java/org/onap/policy/apex/auth/clieditor/CommandLineEditorLoop.java89
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