diff options
Diffstat (limited to 'base/src/main/java/bjc/utils/ioutils/format/CLParameters.java')
| -rw-r--r-- | base/src/main/java/bjc/utils/ioutils/format/CLParameters.java | 224 |
1 files changed, 0 insertions, 224 deletions
diff --git a/base/src/main/java/bjc/utils/ioutils/format/CLParameters.java b/base/src/main/java/bjc/utils/ioutils/format/CLParameters.java deleted file mode 100644 index bde7a7d..0000000 --- a/base/src/main/java/bjc/utils/ioutils/format/CLParameters.java +++ /dev/null @@ -1,224 +0,0 @@ -package bjc.utils.ioutils.format; - -import java.util.ArrayList; -import java.util.List; - -import bjc.utils.esodata.Tape; - -/** - * Represents a set of parameters to a CL format directive. - * - * @author Benjamin Culkin - */ -public class CLParameters { - private String[] params; - - /** - * Create a new set of CL format parameters. - * - * @param params - * The CL format parameters to use. - */ - public CLParameters(String[] params) { - this.params = params; - } - - /** - * Get the length of the parameter list. - * - * @return The length of the parameters. - */ - public int length() { - return params.length; - } - - /** - * Creates a set of parameters from an array of parameters. - * - * Mostly, this just fills in V and # parameters. - * - * @param params - * The parameters of the directive. - * @param dirParams - * The parameters of the format string. - * - * @return A set of CL parameters. - */ - public static CLParameters fromDirective(String unsplit, Tape<Object> dirParams) { - List<String> lParams = new ArrayList<>(); - StringBuilder currParm = new StringBuilder(); - - char prevChar = ' '; - - for (int i = 0; i < unsplit.length(); i++) { - char c = unsplit.charAt(i); - - if (c == ',' && prevChar != '\'') { - lParams.add(currParm.toString()); - - currParm = new StringBuilder(); - } else { - currParm.append(c); - } - - prevChar = c; - } - lParams.add(currParm.toString()); - - List<String> parameters = new ArrayList<>(); - - if (lParams.size() == 1 && lParams.get(0).equals("")) - return new CLParameters(parameters.toArray(new String[0])); - - for(String param : lParams) { - if(param.equalsIgnoreCase("V")) { - Object par = dirParams.item(); - boolean succ = dirParams.right(); - - if(!succ) { - throw new IllegalStateException("Couldn't advance tape for parameter"); - } - - if(par == null) { - throw new IllegalArgumentException( - "Expected a format parameter for V inline parameter"); - } - - if(par instanceof Number) { - int val = ((Number) par).intValue(); - - parameters.add(Integer.toString(val)); - } else if(par instanceof Character) { - char ch = ((Character) par); - - parameters.add(Character.toString(ch)); - } else { - throw new IllegalArgumentException( - "Incorrect type of parameter for V inline parameter"); - } - } else if (param.equals("#")) { - parameters.add(Integer.toString(dirParams.size() - dirParams.position())); - } else if (param.equals("%")) { - parameters.add(Integer.toString(dirParams.position())); - } else { - parameters.add(param); - } - } - - return new CLParameters(parameters.toArray(new String[0])); - } - - /** - * Get an optional character parameter with a default value. - * - * @param idx - * The index the parameter is at. - * @param paramName - * The name of the parameter. - * @param directive - * The directive this parameter belongs to. - * @param def - * The default value for the parameter. - * @return The value of the parameter if it exists, or the default - * otherwise. - */ - public char getCharDefault(int idx, String paramName, char directive, char def) { - if(!params[idx].equals("")) { - return getChar(idx, paramName, directive); - } - - return def; - } - - /** - * Get a mandatory character parameter. - * - * @param idx - * The index the parameter is at. - * @param paramName - * The name of the parameter. - * @param directive - * The directive this parameter belongs to. - * @return The value for the parameter. - */ - public char getChar(int idx, String paramName, char directive) { - String param = params[idx]; - - if (param.length() == 1) { - // Punt in the case we have a slightly malformed issue - return param.charAt(0); - } - - if(!param.startsWith("'")) { - throw new IllegalArgumentException( - String.format("Invalid %s \"%s\" to %c directive", paramName, param, directive)); - } - - return param.charAt(1); - } - - /** - * Get an optional integer parameter with a default value. - * - * @param idx - * The index the parameter is at. - * @param paramName - * The name of the parameter. - * @param directive - * The directive this parameter belongs to. - * @param def - * The default value for the parameter. - * @return The value of the parameter if it exists, or the default - * otherwise. - */ - public int getIntDefault(int idx, String paramName, char directive, int def) { - if(!params[idx].equals("")) { - return getInt(idx, paramName, directive); - } - - return def; - } - - /** - * Get a mandatory integer parameter. - * - * @param idx - * The index the parameter is at. - * @param paramName - * The name of the parameter. - * @param directive - * The directive this parameter belongs to. - * @return The value for the parameter. - */ - public int getInt(int idx, String paramName, char directive) { - String param = params[idx]; - - try { - return Integer.parseInt(param); - } catch(NumberFormatException nfex) { - String msg = String.format("Invalid %s \"%s\" to %c directive", paramName, param, directive); - - IllegalArgumentException iaex = new IllegalArgumentException(msg); - iaex.initCause(nfex); - - throw iaex; - } - } - - @Override - public String toString() { - StringBuilder sb = new StringBuilder("["); - - for (int i = 0; i < params.length; i++) { - if (i != 0) sb.append(", "); - - sb.append("\""); - sb.append(params[i]); - sb.append("\""); - } - - sb.append("]"); - - return sb.toString(); - } -} |