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Diffstat (limited to 'auth/cli-editor/src/main/java/org/onap/policy/apex/auth/clieditor/CommandLineParameters.java')
| -rw-r--r-- | auth/cli-editor/src/main/java/org/onap/policy/apex/auth/clieditor/CommandLineParameters.java | 576 |
1 files changed, 576 insertions, 0 deletions
diff --git a/auth/cli-editor/src/main/java/org/onap/policy/apex/auth/clieditor/CommandLineParameters.java b/auth/cli-editor/src/main/java/org/onap/policy/apex/auth/clieditor/CommandLineParameters.java new file mode 100644 index 000000000..9a03dcfde --- /dev/null +++ b/auth/cli-editor/src/main/java/org/onap/policy/apex/auth/clieditor/CommandLineParameters.java @@ -0,0 +1,576 @@ +/*- + * ============LICENSE_START======================================================= + * Copyright (C) 2016-2018 Ericsson. All rights reserved. + * ================================================================================ + * Licensed 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. + * + * SPDX-License-Identifier: Apache-2.0 + * ============LICENSE_END========================================================= + */ + +package org.onap.policy.apex.auth.clieditor; + +import java.io.ByteArrayOutputStream; +import java.io.File; +import java.io.FileInputStream; +import java.io.FileOutputStream; +import java.io.IOException; +import java.io.InputStream; +import java.io.OutputStream; + +import org.onap.policy.common.utils.resources.ResourceUtils; + +/** + * This class reads and handles command line parameters to the Apex CLI editor. + * + * @author Liam Fallon (liam.fallon@ericsson.com) + */ +public class CommandLineParameters { + // Recurring string constants + private static final String OF_TYPE_TAG = "of type "; + + // Default location of the command definition meta data in JSON + private static final String JSON_COMMAND_METADATA_RESOURCE = "etc/editor/Commands.json"; + private static final String APEX_MODEL_PROPERTIES_RESOURCE = "etc/editor/ApexModelProperties.json"; + + // The editor parameters + private boolean helpSet = false; + private String metadataFileName = null; + private String apexPropertiesFileName = null; + private String commandFileName = null; + private String inputModelFileName = null; + private String outputModelFileName = null; + private String workingDirectory = null; + private String logFileName = null; + private boolean echo = false; + private boolean suppressLog = false; + private boolean suppressModelOutput = false; + private boolean ignoreCommandFailuresSet = false; + private boolean ignoreCommandFailures = false; + + /** + * Validates the command line parameters. + */ + public void validate() { + validateReadableFile("Metadata File", metadataFileName); + validateReadableFile("Properties File", apexPropertiesFileName); + validateReadableFile("Command File", commandFileName); + validateReadableFile("Input Model File", inputModelFileName); + validateWritableFile("Output Model File", outputModelFileName); + validateWritableFile("Log File", logFileName); + validateWritableDirectory("Working Directory", workingDirectory); + + if (isSuppressLogSet()) { + setEcho(false); + } else { + if (checkSetCommandFileName()) { + setEcho(true); + if (!checkSetIgnoreCommandFailures()) { + setIgnoreCommandFailures(false); + } + } else { + setEcho(false); + if (!checkSetIgnoreCommandFailures()) { + setIgnoreCommandFailures(true); + } + } + } + } + + /** + * Gets the command metadata for the editor commands as a stream. + * + * @return the command metadata for the editor commands as a stream. + * @throws IOException the IO exception + */ + public InputStream getMetadataStream() throws IOException { + if (metadataFileName == null) { + return ResourceUtils.getResourceAsStream(JSON_COMMAND_METADATA_RESOURCE); + } else { + return new FileInputStream(new File(metadataFileName)); + } + } + + /** + * Gets the location of command metadata for the editor commands. + * + * @return the location of command metadata for the editor commands + */ + public String getMetadataLocation() { + if (metadataFileName == null) { + return "resource: \"" + JSON_COMMAND_METADATA_RESOURCE + "\""; + } else { + return "file: \"" + metadataFileName + "\""; + } + } + + /** + * Gets the properties that are used for command default values as a stream. + * + * @return the properties that are used for command default values as a stream + * @throws IOException the IO exception + */ + public InputStream getApexPropertiesStream() throws IOException { + if (apexPropertiesFileName == null) { + return ResourceUtils.getResourceAsStream(APEX_MODEL_PROPERTIES_RESOURCE); + } else { + return new FileInputStream(new File(apexPropertiesFileName)); + } + } + + /** + * Gets the location of the properties that are used for command default values. + * + * @return the location of the properties that are used for command default values + */ + public String getApexPropertiesLocation() { + if (metadataFileName == null) { + return "resource: \"" + APEX_MODEL_PROPERTIES_RESOURCE + "\""; + } else { + return "file: \"" + apexPropertiesFileName + "\""; + } + } + + /** + * Gets the input stream on which commands are being received. + * + * @return the input stream on which commands are being received + * @throws IOException the IO exception + */ + public InputStream getCommandInputStream() throws IOException { + if (commandFileName == null) { + return System.in; + } else { + return new FileInputStream(new File(commandFileName)); + } + } + + /** + * Gets the output stream on which command result messages are being output. + * + * @return the output stream on which command result messages are being output + * @throws IOException the IO exception + */ + public OutputStream getOutputStream() throws IOException { + // Check if log suppression is active, if so, consume all output on a byte array output stream + if (isSuppressLogSet()) { + return new ByteArrayOutputStream(); + + } + if (logFileName == null) { + return System.out; + } else { + return new FileOutputStream(new File(logFileName), true); + } + } + + /** + * Validate that a file is readable. + * + * @param fileTag the file tag, a tag used for information and error messages + * @param fileName the file name to check + */ + private void validateReadableFile(final String fileTag, final String fileName) { + if (fileName == null) { + return; + } + final File theFile = new File(fileName); + final String prefixExceptionMessage = "File " + fileName + OF_TYPE_TAG + fileTag; + + if (!theFile.exists()) { + throw new CommandLineException(prefixExceptionMessage + " does not exist"); + } + if (!theFile.isFile()) { + throw new CommandLineException(prefixExceptionMessage + " is not a normal file"); + } + if (!theFile.canRead()) { + throw new CommandLineException(prefixExceptionMessage + " is ureadable"); + } + } + + /** + * Validate that a file is writable. + * + * @param fileTag the file tag, a tag used for information and error messages + * @param fileName the file name to check + */ + private void validateWritableFile(final String fileTag, final String fileName) { + if (fileName == null) { + return; + } + final File theFile = new File(fileName); + final String prefixExceptionMessage = "File " + fileName + OF_TYPE_TAG + fileTag; + if (theFile.exists()) { + if (!theFile.isFile()) { + throw new CommandLineException(prefixExceptionMessage + " is not a normal file"); + } + if (!theFile.canWrite()) { + throw new CommandLineException(prefixExceptionMessage + " cannot be written"); + } + } else { + try { + theFile.createNewFile(); + } catch (final IOException e) { + throw new CommandLineException(prefixExceptionMessage + " cannot be created: ", e); + } + } + } + + /** + * Validate that a directory exists and is writable. + * + * @param directoryTag the directory tag, a tag used for information and error messages + * @param directoryName the directory name to check + */ + private void validateWritableDirectory(final String directoryTag, final String directoryName) { + if (directoryName == null) { + return; + } + final File theDirectory = new File(directoryName); + final String prefixExceptionMessage = "directory " + directoryName + OF_TYPE_TAG + directoryTag; + + if (theDirectory.exists()) { + if (!theDirectory.isDirectory()) { + throw new CommandLineException(prefixExceptionMessage + " is not a directory"); + } + if (!theDirectory.canWrite()) { + throw new CommandLineException(prefixExceptionMessage + " cannot be written"); + } + } + } + + /** + * Checks if help is set. + * + * @return true, if help is set + */ + public boolean isHelpSet() { + return helpSet; + } + + /** + * Sets whether the help flag is set or not. + * + * @param isHelpSet the value of the help flag + */ + public void setHelp(final boolean isHelpSet) { + this.helpSet = isHelpSet; + } + + /** + * Gets the file name of the command metadata file for the editor commands. + * + * @return the file name of the command metadata file for the editor commands + */ + public String getMetadataFileName() { + return metadataFileName; + } + + /** + * Sets the file name of the command metadata file for the editor commands. + * + * @param metadataFileName the file name of the command metadata file for the editor commands + */ + public void setMetadataFileName(final String metadataFileName) { + this.metadataFileName = metadataFileName.trim(); + } + + /** + * Check if the file name of the command metadata file for the editor commands is set. + * + * @return true, if the file name of the command metadata file for the editor commands is set + */ + public boolean checkSetMetadataFileName() { + return metadataFileName != null && metadataFileName.length() > 0; + } + + /** + * Gets the file name of the file containing properties that are used for command default + * values. + * + * @return the file name of the file containing properties that are used for command default + * values + */ + public String getApexPorpertiesFileName() { + return apexPropertiesFileName; + } + + /** + * Sets the file name of the file containing properties that are used for command default + * values. + * + * @param apexPorpertiesFileName the file name of the file containing properties that are used + * for command default values + */ + public void setApexPorpertiesFileName(final String apexPorpertiesFileName) { + apexPropertiesFileName = apexPorpertiesFileName.trim(); + } + + /** + * Check if the file name of the file containing properties that are used for command default + * values is set. + * + * @return true, if the file name of the file containing properties that are used for command + * default values is set + */ + public boolean checkSetApexPropertiesFileName() { + return apexPropertiesFileName != null && apexPropertiesFileName.length() > 0; + } + + /** + * Gets the name of the file containing commands to be streamed into the CLI editor. + * + * @return the name of the file containing commands to be streamed into the CLI editor + */ + public String getCommandFileName() { + return commandFileName; + } + + /** + * Sets the name of the file containing commands to be streamed into the CLI editor. + * + * @param commandFileName the name of the file containing commands to be streamed into the CLI + * editor + */ + public void setCommandFileName(final String commandFileName) { + this.commandFileName = commandFileName.trim(); + } + + /** + * Check if the name of the file containing commands to be streamed into the CLI editor is set. + * + * @return true, if the name of the file containing commands to be streamed into the CLI editor + * is set + */ + public boolean checkSetCommandFileName() { + return commandFileName != null && commandFileName.length() > 0; + } + + /** + * Gets the name of the file containing the Apex model that will be used to initialize the Apex + * model in the CLI editor. + * + * @return the name of the file containing the Apex model that will be used to initialize the + * Apex model in the CLI editor + */ + public String getInputModelFileName() { + return inputModelFileName; + } + + /** + * Sets the name of the file containing the Apex model that will be used to initialize the Apex + * model in the CLI editor. + * + * @param inputModelFileName the name of the file containing the Apex model that will be used to + * initialize the Apex model in the CLI editor + */ + public void setInputModelFileName(final String inputModelFileName) { + this.inputModelFileName = inputModelFileName.trim(); + } + + /** + * Check if the name of the file containing the Apex model that will be used to initialize the + * Apex model in the CLI editor is set. + * + * @return true, if the name of the file containing the Apex model that will be used to + * initialize the Apex model in the CLI editor is set + */ + public boolean checkSetInputModelFileName() { + return inputModelFileName != null && inputModelFileName.length() > 0; + } + + /** + * Gets the name of the file that the Apex CLI editor will save the Apex model to when it exits. + * + * @return the name of the file that the Apex CLI editor will save the Apex model to when it + * exits + */ + public String getOutputModelFileName() { + return outputModelFileName; + } + + /** + * Sets the name of the file that the Apex CLI editor will save the Apex model to when it exits. + * + * @param outputModelFileName the name of the file that the Apex CLI editor will save the Apex + * model to when it exits + */ + public void setOutputModelFileName(final String outputModelFileName) { + this.outputModelFileName = outputModelFileName.trim(); + } + + /** + * Check if the name of the file that the Apex CLI editor will save the Apex model to when it + * exits is set. + * + * @return true, if the name of the file that the Apex CLI editor will save the Apex model to + * when it exits is set + */ + public boolean checkSetOutputModelFileName() { + return outputModelFileName != null && outputModelFileName.length() > 0; + } + + /** + * Gets the working directory that is the root for CLI editor macro includes. + * + * @return the CLI editor working directory + */ + public String getWorkingDirectory() { + return workingDirectory; + } + + /** + * Sets the working directory that is the root for CLI editor macro includes. + * + * @param workingDirectory the CLI editor working directory + */ + public void setWorkingDirectory(final String workingDirectory) { + this.workingDirectory = workingDirectory.trim(); + } + + /** + * Gets the name of the file to which the Apex CLI editor will log commands and responses. + * + * @return the name of the file to which the Apex CLI editor will log commands and responses + */ + public String getLogFileName() { + return logFileName; + } + + /** + * Sets the name of the file to which the Apex CLI editor will log commands and responses. + * + * @param logFileName the name of the file to which the Apex CLI editor will log commands and + * responses + */ + public void setLogFileName(final String logFileName) { + this.logFileName = logFileName.trim(); + } + + /** + * Check if the name of the file to which the Apex CLI editor will log commands and responses is + * set. + * + * @return true, if the name of the file to which the Apex CLI editor will log commands and + * responses is set + */ + public boolean checkSetLogFileName() { + return logFileName != null; + } + + /** + * Checks if the Apex CLI editor is set to echo commands that have been entered. + * + * @return true, if the Apex CLI editor is set to echo commands that have been entered + */ + public boolean isEchoSet() { + return echo; + } + + /** + * Sets whether the Apex CLI editor should echo commands that have been entered. + * + * @param echo true, if the Apex CLI editor should echo commands that have been entered + */ + public void setEcho(final boolean echo) { + this.echo = echo; + } + + /** + * Checks whether the Apex CLI editor is set to suppress logging of command output. + * + * @return true, if the Apex CLI editor is set to suppress logging of command output. + */ + public boolean isSuppressLogSet() { + return suppressLog; + } + + /** + * Sets whether the Apex CLI editor should suppress logging of command output. + * + * @param suppressLog true, if the Apex CLI editor should suppress logging of command output + */ + public void setSuppressLog(final boolean suppressLog) { + this.suppressLog = suppressLog; + } + + /** + * Checks whether the Apex CLI editor is set to suppress output of its Apex model on exit. + * + * @return true, if checks if the Apex CLI editor is set to suppress output of its Apex model on + * exit + */ + public boolean isSuppressModelOutputSet() { + return suppressModelOutput; + } + + /** + * Sets whether the Apex CLI editor should suppress output of its Apex model on exit. + * + * @param suppressModelOutput true, if the Apex CLI editor should suppress output of its Apex + * model on exit + */ + public void setSuppressModelOutput(final boolean suppressModelOutput) { + this.suppressModelOutput = suppressModelOutput; + } + + /** + * Check if the command failures flag is set. + * + * @return true if the command failures flag has been set + */ + public boolean checkSetIgnoreCommandFailures() { + return ignoreCommandFailuresSet; + } + + /** + * Checks if the command failures flag is set. + * + * @param ignoreCommandFailuresSet true if the command failures flag has been set + */ + public void setIgnoreCommandFailuresSet(final boolean ignoreCommandFailuresSet) { + this.ignoreCommandFailuresSet = ignoreCommandFailuresSet; + } + + /** + * Checks if command failures should be ignored and command execution continue. + * + * @return true if command failures should be ignored + */ + public boolean isIgnoreCommandFailures() { + return ignoreCommandFailures; + } + + /** + * Sets if command errors should be ignored and command execution continue. + * + * @param ignoreCommandFailures true if command errors should be ignored + */ + public void setIgnoreCommandFailures(final boolean ignoreCommandFailures) { + this.ignoreCommandFailures = ignoreCommandFailures; + } + + /* + * (non-Javadoc) + * + * @see java.lang.Object#toString() + */ + @Override + public String toString() { + return "CLIParameters [helpSet=" + helpSet + ", metadataFileName=" + metadataFileName + + ", apexPropertiesFileName=" + apexPropertiesFileName + ", commandFileName=" + commandFileName + + ", inputModelFileName=" + inputModelFileName + ", outputModelFileName=" + outputModelFileName + + ", logFileName=" + logFileName + ", echo=" + echo + ", suppressLog=" + suppressLog + + ", suppressModelOutput=" + suppressModelOutput + "]"; + } +} |