diff options
Diffstat (limited to 'BJC-Utils2/src/main/java/bjc/utils/cli/objects')
3 files changed, 0 insertions, 612 deletions
diff --git a/BJC-Utils2/src/main/java/bjc/utils/cli/objects/BlockReaderCLI.java b/BJC-Utils2/src/main/java/bjc/utils/cli/objects/BlockReaderCLI.java deleted file mode 100644 index ec66fe2..0000000 --- a/BJC-Utils2/src/main/java/bjc/utils/cli/objects/BlockReaderCLI.java +++ /dev/null @@ -1,392 +0,0 @@ -package bjc.utils.cli.objects; - -import java.io.InputStreamReader; -import java.io.Reader; - -import java.util.HashMap; -import java.util.Map; -import java.util.Scanner; -import java.util.function.Predicate; -import java.util.logging.Logger; -import java.util.regex.Matcher; -import java.util.regex.Pattern; -import java.util.regex.PatternSyntaxException; - -import bjc.utils.ioutils.Prompter; -import bjc.utils.ioutils.blocks.*; - -import static bjc.utils.cli.objects.Command.CommandStatus; -import static bjc.utils.cli.objects.Command.CommandStatus.*; - -public class BlockReaderCLI { - private final Logger LOGGER = Logger.getLogger(BlockReaderCLI.class.getName()); - - public static class BlockReaderState { - public final Map<String, BlockReader> readers; - public final Map<String, Reader> sources; - - public BlockReaderState(Map<String, BlockReader> readers, Map<String, Reader> sources) { - this.readers = readers; - this.sources = sources; - } - } - - private BlockReaderState stat; - - /** - * Create a new CLI for configuring BlockReaders. - * - * @param srcs - * The container of initial I/O sources. - */ - public BlockReaderCLI(Map<String, Reader> srcs) { - stat = new BlockReaderState(new HashMap<>(), srcs); - } - - public static void main(String[] args) { - /* - * Create/configure I/O sources. - */ - Map<String, Reader> sources = new HashMap<>(); - sources.put("stdio", new InputStreamReader(System.in)); - - BlockReaderCLI reader = new BlockReaderCLI(sources); - - reader.run(new Scanner(System.in), "console", true); - } - - /** - * Run the CLI on an input source. - * - * @param input - * The place to read input from. - * @param ioSource - * The name of the place to read input from. - * @param interactive - * Whether or not the source is interactive - */ - public void run(Scanner input, String ioSource, boolean interactive) { - int lno = 0; - while(input.hasNextLine()) { - if(interactive) - System.out.printf("reader-conf(%d)>", lno); - - String ln = input.nextLine(); - - lno += 1; - - Command com = Command.fromString(ln, lno, ioSource); - if(com == null) continue; - - CommandStatus stat = handleCommand(com, interactive); - if(stat == FINISH || stat == ERROR) { - return; - } - } - - input.close(); - } - - /* - * Handle a command. - */ - public CommandStatus handleCommand(Command com, boolean interactive) { - switch(com.nameCommand) { - case "def-filtered": - return defFiltered(com); - case "def-layered": - return defLayered(com); - case "def-pushback": - return defPushback(com); - case "def-simple": - return defSimple(com); - case "def-serial": - return defSerial(com); - case "def-toggled": - return defToggled(com); - case "}": - case "end": - case "exit": - case "quit": - if(interactive) - System.out.printf("Exiting reader-conf, %d readers configured in %d commands\n", - stat.readers.size(), com.lineNo); - return FINISH; - default: - LOGGER.severe(com.error("Unknown command '%s'\n", com.nameCommand)); - return FAIL; - } - } - - private CommandStatus defFiltered(Command com) { - String remn = com.remnCommand; - - /* - * Get the block name. - */ - int idx = remn.indexOf(' '); - if(idx == -1) { - LOGGER.severe(com.error("No name argument for def-filtered.\n")); - return FAIL; - } - String blockName = remn.substring(0, idx).trim(); - remn = remn.substring(idx).trim(); - - /* - * Check there isn't a reader already bound to this name. - */ - if(stat.readers.containsKey(blockName)) { - LOGGER.warning(com.warn("Shadowing existing reader named %s\n", blockName)); - } - - /* - * Get the reader name. - */ - idx = remn.indexOf(' '); - if(idx == -1) { - LOGGER.severe(com.error("No reader-name argument for def-filtered.\n")); - return FAIL; - } - String readerName = remn.substring(0, idx).trim(); - remn = remn.substring(idx).trim(); - - /* - * Check there is a reader bound to that name. - */ - if(!stat.readers.containsKey(readerName)) { - LOGGER.severe(com.error("No source named %s\n", readerName)); - return FAIL; - } - - /* - * Get the pattern. - */ - if(remn.equals("")) { - LOGGER.severe(com.error("No filter argument for def-filtered\n")); - return FAIL; - } - - String filter = remn; - - try { - Pattern pat = Pattern.compile(filter); - - Predicate<Block> pred = (block) -> { - Matcher mat = pat.matcher(block.contents); - - return mat.matches(); - }; - - BlockReader reader = new FilteredBlockReader(stat.readers.get(readerName), pred); - - stat.readers.put(blockName, reader); - } catch (PatternSyntaxException psex) { - LOGGER.severe(com.error("Invalid regular expression '%s' for filter. (%s)\n", filter, psex.getMessage())); - return FAIL; - } - - return SUCCESS; - } - - private CommandStatus defPushback(Command com) { - String[] parts = com.remnCommand.split(" "); - - if(parts.length != 2) { - LOGGER.severe(com.error("Incorrect number of arguments to def-pushback. Requires a block name and a reader name\n")); - return FAIL; - } - - String blockName = parts[0]; - if(stat.readers.containsKey(blockName)) { - LOGGER.warning(com.warn("Shadowing existing reader %s\n", blockName)); - return FAIL; - } - - String readerName = parts[1]; - if(!stat.readers.containsKey(readerName)) { - LOGGER.severe(com.error("No reader named %s\n", readerName)); - return FAIL; - } - - BlockReader reader = new PushbackBlockReader(stat.readers.get(readerName)); - stat.readers.put(blockName, reader); - - return SUCCESS; - } - - private CommandStatus defToggled(Command com) { - String[] parts = com.remnCommand.split(" "); - - if(parts.length != 3) { - LOGGER.severe(com.error("Incorrect number of arguments to def-toggled. Requires a block name and two reader names\n")); - return FAIL; - } - - /* - * Get the block name. - */ - String blockName = parts[0]; - if(stat.readers.containsKey(blockName)) { - LOGGER.warning(com.warn("Shadowing existing reader named %s\n", blockName)); - } - - /* - * Make sure the component readers exist. - */ - if(!stat.readers.containsKey(parts[1])) { - LOGGER.severe(com.error("No reader named %s\n", parts[1])); - return FAIL; - } - - if(!stat.readers.containsKey(parts[2])) { - LOGGER.severe(com.error("No reader named %s\n", parts[2])); - return FAIL; - } - - BlockReader reader = new ToggledBlockReader(stat.readers.get(parts[1]), stat.readers.get(parts[2])); - stat.readers.put(blockName, reader); - - return SUCCESS; - } - - private CommandStatus defLayered(Command com) { - String[] parts = com.remnCommand.split(" "); - - if(parts.length != 3) { - LOGGER.severe(com.error("Incorrect number of arguments to def-layered. Requires a block name and two reader names\n")); - return FAIL; - } - - /* - * Get the block name. - */ - String blockName = parts[0]; - if(stat.readers.containsKey(blockName)) { - LOGGER.warning(com.warn("Shadowing existing reader named %s\n", blockName)); - } - - /* - * Make sure the component readers exist. - */ - if(!stat.readers.containsKey(parts[1])) { - LOGGER.severe(com.error("No reader named %s\n", parts[1])); - return FAIL; - } - - if(!stat.readers.containsKey(parts[2])) { - LOGGER.severe(com.error("No reader named %s\n", parts[2])); - return FAIL; - } - - BlockReader reader = new LayeredBlockReader(stat.readers.get(parts[1]), stat.readers.get(parts[2])); - stat.readers.put(blockName, reader); - - return SUCCESS; - } - - private CommandStatus defSerial(Command com) { - String[] parts = com.remnCommand.split(" "); - - if(parts.length < 2) { - LOGGER.severe(com.error("Not enough arguments to def-serial. Requires at least a block name and at least one reader name\n")); - return FAIL; - } - - /* - * Get the name for this BlockReader. - */ - String blockName = parts[0]; - /* - * Check there isn't a reader already bound to this name. - */ - if(stat.readers.containsKey(blockName)) { - LOGGER.warning(com.warn("Shadowing existing reader named %s\n", blockName)); - } - - /* - * Get all of the component readers. - */ - BlockReader[] readerArr = new BlockReader[parts.length - 1]; - for(int i = 1; i < parts.length; i++) { - String readerName = parts[i]; - - /* - * Check there is a reader bound to that name. - */ - if(!stat.readers.containsKey(readerName)) { - LOGGER.severe(com.error("No reader named %s\n", readerName)); - return FAIL; - } - - readerArr[i] = stat.readers.get(readerName); - } - - BlockReader reader = new SerialBlockReader(readerArr); - - stat.readers.put(blockName, reader); - - return SUCCESS; - } - - private CommandStatus defSimple(Command com) { - String remn = com.remnCommand; - - /* - * Get the block name. - */ - int idx = remn.indexOf(' '); - if(idx == -1) { - LOGGER.severe(com.error("No name argument for def-simple.\n")); - return FAIL; - } - String blockName = remn.substring(0, idx).trim(); - remn = remn.substring(idx).trim(); - - /* - * Check there isn't a reader already bound to this name. - */ - if(stat.readers.containsKey(blockName)) { - LOGGER.warning(com.warn("Shadowing existing reader named %s\n", blockName)); - } - - /* - * Get the source name. - */ - idx = remn.indexOf(' '); - if(idx == -1) { - LOGGER.severe(com.error("No source-name argument for def-simple.\n")); - return FAIL; - } - String sourceName = remn.substring(0, idx).trim(); - remn = remn.substring(idx).trim(); - - /* - * Check there is a source bound to that name. - */ - if(!stat.sources.containsKey(sourceName)) { - LOGGER.severe(com.error("No source named %s\n", sourceName)); - return FAIL; - } - - /* - * Get the pattern. - */ - if(remn.equals("")) { - LOGGER.severe(com.error("No delimiter argument for def-simple\n")); - return FAIL; - } - - String delim = remn; - - try { - BlockReader reader = new SimpleBlockReader(delim, stat.sources.get(sourceName)); - - stat.readers.put(blockName, reader); - } catch (PatternSyntaxException psex) { - LOGGER.severe(com.error("Invalid regular expression '%s' for delimiter. (%s)\n", delim, psex.getMessage())); - return FAIL; - } - - return SUCCESS; - } -} diff --git a/BJC-Utils2/src/main/java/bjc/utils/cli/objects/Command.java b/BJC-Utils2/src/main/java/bjc/utils/cli/objects/Command.java deleted file mode 100644 index e605a2b..0000000 --- a/BJC-Utils2/src/main/java/bjc/utils/cli/objects/Command.java +++ /dev/null @@ -1,87 +0,0 @@ -package bjc.utils.cli.objects; - -public class Command { - /** - * Command status values. - */ - public static enum CommandStatus { - /** - * The command succeded. - */ - SUCCESS, - /** - * The command failed non-fatally. - */ - FAIL, - /** - * The command failed fatally. - */ - ERROR, - /** - * The command was the last one. - */ - FINISH, - } - - public final int lineNo; - - public final String fullCommand; - public final String remnCommand; - public final String nameCommand; - - public final String ioSource; - - /** - * Create a new command. - * - * @param ln - * The line to get the command from. - * @param lno - * The number of the line the command came from. - * @param ioSrc - * The name of where the I/O came from. - */ - public Command(String ln, int lno, String ioSrc) { - int idx = ln.indexOf(' '); - - if(idx == -1) idx = ln.length(); - - fullCommand = ln; - nameCommand = ln.substring(0, idx).trim(); - remnCommand = ln.substring(idx).trim(); - - lineNo = lno; - - ioSource = ioSrc; - } - - public static Command fromString(String ln, int lno, String ioSource) { - /* - * Ignore blank lines and comments. - */ - if(ln.equals("")) return null; - if(ln.startsWith("#")) return null; - - /* - * Trim off comments part-way through the line. - */ - int idxHash = ln.indexOf('#'); - if(idxHash != -1) { - ln = ln.substring(0, idxHash).trim(); - } - - return new Command(ln, lno, ioSource); - } - - public String warn(String warning, Object... parms) { - String msg = String.format(warning, parms); - - return String.format("WARNING (%s:%d): %s", ioSource, lineNo, msg); - } - - public String error(String err, Object... parms) { - String msg = String.format(err, parms); - - return String.format("ERROR (%s:%d): %s", ioSource, lineNo, msg); - } -} diff --git a/BJC-Utils2/src/main/java/bjc/utils/cli/objects/DefineCLI.java b/BJC-Utils2/src/main/java/bjc/utils/cli/objects/DefineCLI.java deleted file mode 100644 index bb2733f..0000000 --- a/BJC-Utils2/src/main/java/bjc/utils/cli/objects/DefineCLI.java +++ /dev/null @@ -1,133 +0,0 @@ -package bjc.utils.cli.objects; - -import java.util.HashMap; -import java.util.Map; -import java.util.Scanner; -import java.util.function.UnaryOperator; -import java.util.logging.Logger; -import java.util.regex.Pattern; - -import static bjc.utils.cli.objects.Command.CommandStatus; -import static bjc.utils.cli.objects.Command.CommandStatus.*; - -public class DefineCLI { - private final Logger LOGGER = Logger.getLogger(DefineCLI.class.getName()); - - public static class DefineState { - public final Map<String, UnaryOperator<String>> defines; - - public final Map<String, String> strings; - public final Map<String, String> formats; - - public final Map<String, Pattern> patterns; - - public DefineState() { - this(new HashMap<>(), new HashMap<>(), new HashMap<>(), new HashMap<>()); - } - - public DefineState(Map<String, UnaryOperator<String>> defines, - Map<String, String> strings, Map<String, String> formats, - Map<String, Pattern> patterns) { - this.defines = defines; - - this.strings = strings; - this.formats = formats; - - this.patterns = patterns; - } - } - - private DefineState stat; - - public DefineCLI() { - stat = new DefineState(); - } - - public static void main(String[] args) { - DefineCLI defin = new DefineCLI(); - } - - /** - * Run the CLI on an input source. - * - * @param input - * The place to read input from. - * @param ioSource - * The name of the place to read input from. - * @param interactive - * Whether or not the source is interactive - */ - public void run(Scanner input, String ioSource, boolean interactive) { - int lno = 0; - while(input.hasNextLine()) { - if(interactive) - System.out.printf("define-conf(%d)>", lno); - - String ln = input.nextLine(); - - lno += 1; - - Command com = Command.fromString(ln, lno, ioSource); - if(com == null) continue; - - handleCommand(com, interactive); - } - - input.close(); - } - - public void handleCommand(Command com, boolean interactive) { - switch(com.nameCommand) { - case "def-string": - default: - LOGGER.severe(com.error("Unknown command %s\n", com.nameCommand)); - break; - } - } - - private CommandStatus defString(Command com) { - String remn = com.remnCommand; - - int idx = remn.indexOf(' '); - if(idx == -1) { - LOGGER.warning(com.warn("Binding empty string to name '%s'\n", remn)); - idx = remn.length(); - } - String name = remn.substring(0, idx); - String strang = remn.substring(idx); - - if(stat.strings.containsKey(name)) { - LOGGER.warning(com.warn("Shadowing string '%s'\n", name)); - } - - stat.strings.put(name, strang); - - return SUCCESS; - } - - private CommandStatus defFormat(Command com) { - String remn = com.remnCommand; - - int idx = remn.indexOf(' '); - if(idx == -1) { - LOGGER.warning(com.warn("Binding empty format to name '%s'\n", remn)); - idx = remn.length(); - } - String name = remn.substring(0, idx); - String fmt = remn.substring(idx); - - if(stat.formats.containsKey(name)) { - LOGGER.warning(com.warn("Shadowing format '%s'\n", name)); - } - - stat.formats.put(name, fmt); - - return SUCCESS; - } - - private CommandStatus bindFormat(Command com) { - String[] parts = com.remnCommand.split(" "); - - return SUCCESS; - } -} |