java/sql-dk/src/main/java/info/globalcode/sql/dk/CLIOptions.java
branchv_0
changeset 238 4a1864c3e867
parent 209 8dfe037b3274
child 246 277c18b48762
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/java/sql-dk/src/main/java/info/globalcode/sql/dk/CLIOptions.java	Mon Mar 04 20:15:24 2019 +0100
@@ -0,0 +1,283 @@
+/**
+ * SQL-DK
+ * Copyright © 2013 František Kučera (frantovo.cz)
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+package info.globalcode.sql.dk;
+
+import static info.globalcode.sql.dk.Functions.isNotEmpty;
+import static info.globalcode.sql.dk.Functions.equalz;
+import info.globalcode.sql.dk.InfoLister.InfoType;
+import info.globalcode.sql.dk.configuration.Properties;
+import info.globalcode.sql.dk.configuration.Property;
+import java.io.InputStream;
+import java.io.OutputStream;
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.EnumSet;
+import java.util.LinkedHashSet;
+import java.util.List;
+import java.util.Set;
+import java.util.regex.Pattern;
+import java.util.regex.PatternSyntaxException;
+
+/**
+ * Holds options from command line, validates them, combines with configuration and provides derived
+ * objects.
+ *
+ * @author Ing. František Kučera (frantovo.cz)
+ */
+public class CLIOptions {
+
+	public static final String DEFAULT_NAME_PREFIX = ":";
+	public static final String DEFAULT_NAME_SUFFIX = "(?=([^\\w]|$))";
+	private String sql;
+	private String databaseName;
+	private final Set<String> databaseNamesToTest = new LinkedHashSet<>();
+	private final Set<String> databaseNamesToListProperties = new LinkedHashSet<>();
+	private final Set<String> formatterNamesToListProperties = new LinkedHashSet<>();
+	private String namePrefix = DEFAULT_NAME_PREFIX;
+	private String nameSuffix = DEFAULT_NAME_SUFFIX;
+	private String formatterName;
+	private boolean batch;
+	private final Properties formatterProperties = new Properties();
+	private final Properties databaseProperties = new Properties();
+
+	public enum MODE {
+
+		QUERY_NOW,
+		PREPARE_BATCH,
+		EXECUTE_BATCH,
+		JUST_SHOW_INFO
+	}
+	private final List<NamedParameter> namedParameters = new ArrayList<>();
+	private final List<Parameter> numberedParameters = new ArrayList<>();
+	private final EnumSet<InfoType> showInfo = EnumSet.noneOf(InfoType.class);
+
+	public void validate() throws InvalidOptionsException {
+		InvalidOptionsException e = new InvalidOptionsException();
+
+		MODE mode = getMode();
+		if (mode == null) {
+			e.addProblem(new InvalidOptionsException.OptionProblem("Invalid combination of DB, SQL and BATCH – please specify just 2 of this 3 options"));
+		} else if (mode == MODE.JUST_SHOW_INFO) {
+			if (!namedParameters.isEmpty()) {
+				e.addProblem(new InvalidOptionsException.OptionProblem("Do not use named parameters if just showing info."));
+			}
+			if (!numberedParameters.isEmpty()) {
+				e.addProblem(new InvalidOptionsException.OptionProblem("Do not use numbered parameters if just showing info."));
+			}
+			if (isNotEmpty(sql, false)) {
+				e.addProblem(new InvalidOptionsException.OptionProblem("Do not specify SQL if just showing info."));
+			}
+			if (isNotEmpty(databaseName, false)) {
+				e.addProblem(new InvalidOptionsException.OptionProblem("Do not specify database if just showing info."));
+			}
+			if (batch) {
+				e.addProblem(new InvalidOptionsException.OptionProblem("Do not specify batch if just showing info."));
+			}
+			if (!equalz(namePrefix, DEFAULT_NAME_PREFIX)) {
+				e.addProblem(new InvalidOptionsException.OptionProblem("Do not specify name prefix if just showing info."));
+			}
+			if (!equalz(nameSuffix, DEFAULT_NAME_SUFFIX)) {
+				e.addProblem(new InvalidOptionsException.OptionProblem("Do not specify name suffix if just showing info."));
+			}
+			if (showInfo.contains(InfoType.CONNECTION) && databaseNamesToTest.isEmpty()) {
+				e.addProblem(new InvalidOptionsException.OptionProblem("Please specify which database should be tested."));
+			}
+			if (showInfo.contains(InfoType.JDBC_PROPERTIES) && databaseNamesToListProperties.isEmpty()) {
+				e.addProblem(new InvalidOptionsException.OptionProblem("Please specify for which database the properties should be listed."));
+			}
+		}
+
+		if (!namedParameters.isEmpty() && !numberedParameters.isEmpty()) {
+			e.addProblem(new InvalidOptionsException.OptionProblem("Named and numbered parameters can not be used together in one command."));
+		}
+
+		try {
+			Pattern.compile(namePrefix + "test" + nameSuffix);
+		} catch (PatternSyntaxException regexException) {
+			e.addProblem(new InvalidOptionsException.OptionProblem("Ivalid regular expression in name prefix or suffix", regexException));
+		}
+
+		if (e.hasProblems()) {
+			throw e;
+		}
+	}
+
+	private boolean hasSql() {
+		return isNotEmpty(getSql(), true);
+	}
+
+	private boolean hasDb() {
+		return isNotEmpty(getDatabaseName(), true);
+	}
+
+	/**
+	 * Depends on options: DB, BATCH, SQL
+	 *
+	 * @return mode | or null if options are not yet initialized or combination of options is
+	 * invalid
+	 */
+	public MODE getMode() {
+		if (hasDb() && !batch && hasSql()) {
+			return MODE.QUERY_NOW;
+		} else if (!hasDb() && batch && hasSql()) {
+			return MODE.PREPARE_BATCH;
+		} else if (hasDb() && batch && !hasSql()) {
+			return MODE.EXECUTE_BATCH;
+		} else {
+			return showInfo.isEmpty() ? null : MODE.JUST_SHOW_INFO;
+		}
+	}
+
+	public String getSql() {
+		return sql;
+	}
+
+	public void setSql(String sql) {
+		this.sql = sql;
+	}
+
+	public String getDatabaseName() {
+		return databaseName;
+	}
+
+	public void setDatabaseName(String databaseName) {
+		this.databaseName = databaseName;
+	}
+
+	public void setBatch(boolean batch) {
+		this.batch = batch;
+	}
+
+	public Collection<NamedParameter> getNamedParameters() {
+		return namedParameters;
+	}
+
+	public List<Parameter> getNumberedParameters() {
+		return numberedParameters;
+	}
+
+	public void addNumberedParameter(Parameter p) {
+		numberedParameters.add(p);
+	}
+
+	public void addNamedParameter(NamedParameter p) {
+		namedParameters.add(p);
+	}
+
+	public Properties getDatabaseProperties() {
+		return databaseProperties;
+	}
+
+	public Properties getFormatterProperties() {
+		return formatterProperties;
+	}
+
+	public void addDatabaseProperty(Property p) {
+		databaseProperties.add(p);
+	}
+
+	public void addFormatterProperty(Property p) {
+		formatterProperties.add(p);
+	}
+
+	/**
+	 * @return regular expression describing the name prefix
+	 */
+	public String getNamePrefix() {
+		return namePrefix;
+	}
+
+	/**
+	 * @param namePrefix
+	 * @see #getNamePrefix()
+	 */
+	public void setNamePrefix(String namePrefix) {
+		this.namePrefix = namePrefix;
+	}
+
+	/**
+	 * @return regular expression describing the name prefix
+	 */
+	public String getNameSuffix() {
+		return nameSuffix;
+	}
+
+	/**
+	 * @param nameSuffix
+	 * @see #getNameSuffix()
+	 */
+	public void setNameSuffix(String nameSuffix) {
+		this.nameSuffix = nameSuffix;
+	}
+
+	public String getFormatterName() {
+		return formatterName;
+	}
+
+	public void setFormatterName(String formatterName) {
+		this.formatterName = formatterName;
+	}
+
+	public void addShowInfo(InfoType info) {
+		showInfo.add(info);
+	}
+
+	public EnumSet<InfoType> getShowInfo() {
+		return showInfo;
+	}
+
+	public Set<String> getDatabaseNamesToTest() {
+		return databaseNamesToTest;
+	}
+
+	public void addDatabaseNameToTest(String name) {
+		databaseNamesToTest.add(name);
+	}
+
+	public Set<String> getDatabaseNamesToListProperties() {
+		return databaseNamesToListProperties;
+	}
+
+	public void addDatabaseNameToListProperties(String name) {
+		databaseNamesToListProperties.add(name);
+	}
+
+	public Set<String> getFormatterNamesToListProperties() {
+		return formatterNamesToListProperties;
+	}
+
+	public void addFormatterNameToListProperties(String name) {
+		formatterNamesToListProperties.add(name);
+	}
+
+	public SQLCommand getSQLCommand() {
+		if (namedParameters.isEmpty()) {
+			return new SQLCommandNumbered(sql, numberedParameters);
+		} else {
+			return new SQLCommandNamed(sql, namedParameters, namePrefix, nameSuffix);
+		}
+	}
+
+	public OutputStream getOutputStream() {
+		return System.out;
+	}
+
+	public InputStream getInputStream() {
+		return System.in;
+	}
+}