public String _range(String args[]) { verifyCommand(args, _rangeHelp, _rangePattern, 2, 3); Version version = null; if (args.length >= 3) version = new Version(args[2]); else { String v = domain.getProperty("@"); if (v == null) return null; version = new Version(v); } String spec = args[1]; Matcher m = RANGE_MASK.matcher(spec); m.matches(); String floor = m.group(1); String floorMask = m.group(2); String ceilingMask = m.group(3); String ceiling = m.group(4); String left = version(version, floorMask); String right = version(version, ceilingMask); StringBuilder sb = new StringBuilder(); sb.append(floor); sb.append(left); sb.append(","); sb.append(right); sb.append(ceiling); String s = sb.toString(); VersionRange vr = new VersionRange(s); if (!(vr.includes(vr.getHigh()) || vr.includes(vr.getLow()))) { domain.error( "${range} macro created an invalid range %s from %s and mask %s", s, version, spec); } return sb.toString(); }
/** * System command. Execute a command and insert the result. * * @param args * @param help * @param patterns * @param low * @param high */ public String system_internal(boolean allowFail, String args[]) throws Exception { verifyCommand( args, "${" + (allowFail ? "system-allow-fail" : "system") + ";<command>[;<in>]}, execute a system command", null, 2, 3); String command = args[1]; String input = null; if (args.length > 2) { input = args[2]; } Process process = Runtime.getRuntime().exec(command, null, domain.getBase()); if (input != null) { process.getOutputStream().write(input.getBytes("UTF-8")); } process.getOutputStream().close(); String s = IO.collect(process.getInputStream(), "UTF-8"); int exitValue = process.waitFor(); if (exitValue != 0) return exitValue + ""; if (!allowFail && (exitValue != 0)) { domain.error("System command " + command + " failed with " + exitValue); } return s.trim(); }
private String doCommand(Object target, String method, String[] args) { if (target == null) ; // System.err.println("Huh? Target should never be null " + // domain); else { String cname = "_" + method.replaceAll("-", "_"); try { Method m = target.getClass().getMethod(cname, new Class[] {String[].class}); return (String) m.invoke(target, new Object[] {args}); } catch (NoSuchMethodException e) { // Ignore } catch (InvocationTargetException e) { if (e.getCause() instanceof IllegalArgumentException) { domain.error( "%s, for cmd: %s, arguments; %s", e.getCause().getMessage(), method, Arrays.toString(args)); } else { domain.warning("Exception in replace: %s", e.getCause()); e.getCause().printStackTrace(); } } catch (Exception e) { domain.warning("Exception in replace: " + e + " method=" + method); e.printStackTrace(); } } return null; }
String version(Version version, String mask) { if (version == null) { String v = domain.getProperty("@"); if (v == null) { domain.error( "No version specified for ${version} or ${range} and no implicit version ${@} either, mask=%s", mask); v = "0"; } version = new Version(v); } StringBuilder sb = new StringBuilder(); String del = ""; for (int i = 0; i < mask.length(); i++) { char c = mask.charAt(i); String result = null; if (c != '~') { if (i == 3) { result = version.getQualifier(); } else if (Character.isDigit(c)) { // Handle masks like +00, =+0 result = String.valueOf(c); } else { int x = version.get(i); switch (c) { case '+': x++; break; case '-': x--; break; case '=': break; } result = Integer.toString(x); } if (result != null) { sb.append(del); del = "."; sb.append(result); } } } return sb.toString(); }
public String _error(String args[]) { for (int i = 1; i < args.length; i++) { domain.error(process(args[i])); } return ""; }