Fix inconsistent whitespace
git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1612219 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Nick Burch
parent
3db4f0b82c
commit
79f3f4bb06
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@ -35,36 +35,36 @@ import org.apache.poi.util.Internal;
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@Internal
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public final class CollaboratingWorkbooksEnvironment {
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public static final class WorkbookNotFoundException extends Exception {
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public static final class WorkbookNotFoundException extends Exception {
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private static final long serialVersionUID = 8787784539811167941L;
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WorkbookNotFoundException(String msg) {
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super(msg);
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}
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}
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super(msg);
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}
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}
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public static final CollaboratingWorkbooksEnvironment EMPTY = new CollaboratingWorkbooksEnvironment();
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public static final CollaboratingWorkbooksEnvironment EMPTY = new CollaboratingWorkbooksEnvironment();
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private final Map<String, WorkbookEvaluator> _evaluatorsByName;
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private final WorkbookEvaluator[] _evaluators;
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private final Map<String, WorkbookEvaluator> _evaluatorsByName;
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private final WorkbookEvaluator[] _evaluators;
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private boolean _unhooked;
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private CollaboratingWorkbooksEnvironment() {
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_evaluatorsByName = Collections.emptyMap();
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_evaluators = new WorkbookEvaluator[0];
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}
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public static void setup(String[] workbookNames, WorkbookEvaluator[] evaluators) {
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int nItems = workbookNames.length;
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if (evaluators.length != nItems) {
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throw new IllegalArgumentException("Number of workbook names is " + nItems
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+ " but number of evaluators is " + evaluators.length);
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}
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if (nItems < 1) {
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throw new IllegalArgumentException("Must provide at least one collaborating worbook");
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}
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new CollaboratingWorkbooksEnvironment(workbookNames, evaluators, nItems);
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}
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private boolean _unhooked;
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private CollaboratingWorkbooksEnvironment() {
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_evaluatorsByName = Collections.emptyMap();
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_evaluators = new WorkbookEvaluator[0];
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}
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public static void setup(String[] workbookNames, WorkbookEvaluator[] evaluators) {
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int nItems = workbookNames.length;
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if (evaluators.length != nItems) {
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throw new IllegalArgumentException("Number of workbook names is " + nItems
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+ " but number of evaluators is " + evaluators.length);
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}
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if (nItems < 1) {
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throw new IllegalArgumentException("Must provide at least one collaborating worbook");
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}
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new CollaboratingWorkbooksEnvironment(workbookNames, evaluators, nItems);
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}
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public static void setup(Map<String,WorkbookEvaluator> evaluatorsByName) {
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if (evaluatorsByName.size() < 1) {
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throw new IllegalArgumentException("Must provide at least one collaborating worbook");
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@ -74,28 +74,28 @@ public final class CollaboratingWorkbooksEnvironment {
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new CollaboratingWorkbooksEnvironment(evaluatorsByName, evaluators);
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}
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private CollaboratingWorkbooksEnvironment(String[] workbookNames, WorkbookEvaluator[] evaluators, int nItems) {
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this(toUniqueMap(workbookNames, evaluators, nItems), evaluators);
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}
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private static Map<String, WorkbookEvaluator> toUniqueMap(String[] workbookNames, WorkbookEvaluator[] evaluators, int nItems) {
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Map<String, WorkbookEvaluator> evaluatorsByName = new HashMap<String, WorkbookEvaluator>(nItems * 3 / 2);
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for(int i=0; i<nItems; i++) {
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String wbName = workbookNames[i];
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WorkbookEvaluator wbEval = evaluators[i];
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if (evaluatorsByName.containsKey(wbName)) {
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throw new IllegalArgumentException("Duplicate workbook name '" + wbName + "'");
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}
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evaluatorsByName.put(wbName, wbEval);
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}
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return evaluatorsByName;
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}
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private CollaboratingWorkbooksEnvironment(String[] workbookNames, WorkbookEvaluator[] evaluators, int nItems) {
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this(toUniqueMap(workbookNames, evaluators, nItems), evaluators);
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}
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private static Map<String, WorkbookEvaluator> toUniqueMap(String[] workbookNames, WorkbookEvaluator[] evaluators, int nItems) {
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Map<String, WorkbookEvaluator> evaluatorsByName = new HashMap<String, WorkbookEvaluator>(nItems * 3 / 2);
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for(int i=0; i<nItems; i++) {
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String wbName = workbookNames[i];
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WorkbookEvaluator wbEval = evaluators[i];
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if (evaluatorsByName.containsKey(wbName)) {
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throw new IllegalArgumentException("Duplicate workbook name '" + wbName + "'");
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}
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evaluatorsByName.put(wbName, wbEval);
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}
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return evaluatorsByName;
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}
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private CollaboratingWorkbooksEnvironment(Map<String, WorkbookEvaluator> evaluatorsByName, WorkbookEvaluator[] evaluators) {
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IdentityHashMap<WorkbookEvaluator, String> uniqueEvals = new IdentityHashMap<WorkbookEvaluator, String>(evaluators.length);
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for (String wbName : evaluatorsByName.keySet()) {
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WorkbookEvaluator wbEval = evaluatorsByName.get(wbName);
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if (uniqueEvals.containsKey(wbEval)) {
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String msg = "Attempted to register same workbook under names '"
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+ uniqueEvals.get(wbEval) + "' and '" + wbName + "'";
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String msg = "Attempted to register same workbook under names '" +
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uniqueEvals.get(wbEval) + "' and '" + wbName + "'";
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throw new IllegalArgumentException(msg);
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}
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uniqueEvals.put(wbEval, wbName);
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@ -107,79 +107,78 @@ public final class CollaboratingWorkbooksEnvironment {
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_evaluatorsByName = evaluatorsByName;
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}
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private static void hookNewEnvironment(WorkbookEvaluator[] evaluators, CollaboratingWorkbooksEnvironment env) {
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private static void hookNewEnvironment(WorkbookEvaluator[] evaluators, CollaboratingWorkbooksEnvironment env) {
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// All evaluators will need to share the same cache.
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// but the cache takes an optional evaluation listener.
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int nItems = evaluators.length;
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IEvaluationListener evalListener = evaluators[0].getEvaluationListener();
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// make sure that all evaluators have the same listener
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for(int i=0; i<nItems; i++) {
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if(evalListener != evaluators[i].getEvaluationListener()) {
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// This would be very complex to support
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throw new RuntimeException("Workbook evaluators must all have the same evaluation listener");
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}
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}
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EvaluationCache cache = new EvaluationCache(evalListener);
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// All evaluators will need to share the same cache.
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// but the cache takes an optional evaluation listener.
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int nItems = evaluators.length;
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IEvaluationListener evalListener = evaluators[0].getEvaluationListener();
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// make sure that all evaluators have the same listener
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for(int i=0; i<nItems; i++) {
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if(evalListener != evaluators[i].getEvaluationListener()) {
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// This would be very complex to support
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throw new RuntimeException("Workbook evaluators must all have the same evaluation listener");
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}
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}
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EvaluationCache cache = new EvaluationCache(evalListener);
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for(int i=0; i<nItems; i++) {
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evaluators[i].attachToEnvironment(env, cache, i);
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}
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}
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for(int i=0; i<nItems; i++) {
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evaluators[i].attachToEnvironment(env, cache, i);
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}
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}
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/**
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* Completely dismantles all workbook environments that the supplied evaluators are part of
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*/
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private void unhookOldEnvironments(WorkbookEvaluator[] evaluators) {
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Set<CollaboratingWorkbooksEnvironment> oldEnvs = new HashSet<CollaboratingWorkbooksEnvironment>();
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for(int i=0; i<evaluators.length; i++) {
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oldEnvs.add(evaluators[i].getEnvironment());
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}
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CollaboratingWorkbooksEnvironment[] oldCWEs = new CollaboratingWorkbooksEnvironment[oldEnvs.size()];
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oldEnvs.toArray(oldCWEs);
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for (int i = 0; i < oldCWEs.length; i++) {
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oldCWEs[i].unhook();
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}
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}
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/**
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* Completely dismantles all workbook environments that the supplied evaluators are part of
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*/
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private void unhookOldEnvironments(WorkbookEvaluator[] evaluators) {
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Set<CollaboratingWorkbooksEnvironment> oldEnvs = new HashSet<CollaboratingWorkbooksEnvironment>();
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for(int i=0; i<evaluators.length; i++) {
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oldEnvs.add(evaluators[i].getEnvironment());
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}
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CollaboratingWorkbooksEnvironment[] oldCWEs = new CollaboratingWorkbooksEnvironment[oldEnvs.size()];
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oldEnvs.toArray(oldCWEs);
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for (int i = 0; i < oldCWEs.length; i++) {
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oldCWEs[i].unhook();
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}
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}
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/**
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* Tell all contained evaluators that this environment should be discarded
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*/
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private void unhook() {
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if (_evaluators.length < 1) {
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// Never dismantle the EMPTY environment
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return;
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}
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for (int i = 0; i < _evaluators.length; i++) {
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_evaluators[i].detachFromEnvironment();
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}
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_unhooked = true;
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}
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/**
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* Tell all contained evaluators that this environment should be discarded
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*/
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private void unhook() {
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if (_evaluators.length < 1) {
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// Never dismantle the EMPTY environment
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return;
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}
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for (int i = 0; i < _evaluators.length; i++) {
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_evaluators[i].detachFromEnvironment();
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}
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_unhooked = true;
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}
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public WorkbookEvaluator getWorkbookEvaluator(String workbookName) throws WorkbookNotFoundException {
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if (_unhooked) {
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throw new IllegalStateException("This environment has been unhooked");
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}
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WorkbookEvaluator result = _evaluatorsByName.get(workbookName);
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if (result == null) {
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StringBuffer sb = new StringBuffer(256);
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sb.append("Could not resolve external workbook name '").append(workbookName).append("'.");
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if (_evaluators.length < 1) {
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sb.append(" Workbook environment has not been set up.");
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} else {
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sb.append(" The following workbook names are valid: (");
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Iterator<String> i = _evaluatorsByName.keySet().iterator();
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int count=0;
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while(i.hasNext()) {
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if (count++>0) {
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sb.append(", ");
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}
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sb.append("'").append(i.next()).append("'");
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}
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sb.append(")");
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}
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throw new WorkbookNotFoundException(sb.toString());
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}
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return result;
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}
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public WorkbookEvaluator getWorkbookEvaluator(String workbookName) throws WorkbookNotFoundException {
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if (_unhooked) {
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throw new IllegalStateException("This environment has been unhooked");
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}
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WorkbookEvaluator result = _evaluatorsByName.get(workbookName);
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if (result == null) {
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StringBuffer sb = new StringBuffer(256);
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sb.append("Could not resolve external workbook name '").append(workbookName).append("'.");
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if (_evaluators.length < 1) {
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sb.append(" Workbook environment has not been set up.");
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} else {
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sb.append(" The following workbook names are valid: (");
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Iterator<String> i = _evaluatorsByName.keySet().iterator();
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int count=0;
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while(i.hasNext()) {
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if (count++>0) {
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sb.append(", ");
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}
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sb.append("'").append(i.next()).append("'");
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}
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sb.append(")");
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}
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throw new WorkbookNotFoundException(sb.toString());
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}
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return result;
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}
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}
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