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#85 MkRegion fixed
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Yegor Bugayenko committed Nov 19, 2016
1 parent 8e84f37 commit bcf7a07
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Showing 10 changed files with 148 additions and 48 deletions.
29 changes: 11 additions & 18 deletions src/main/java/com/jcabi/dynamo/Attributes.java
View file
Expand Up @@ -39,7 +39,6 @@
import java.util.ArrayList;
import java.util.Collection;
import java.util.HashSet;
import java.util.Locale;
import java.util.Map;
import java.util.Set;
import java.util.concurrent.ConcurrentHashMap;
Expand Down Expand Up @@ -100,9 +99,7 @@ public Attributes(final Map<String, AttributeValue> map) {
* @return Attributes
*/
public Attributes with(final String name, final AttributeValue value) {
return new Attributes(
this.attrs.with(String.format(Locale.ENGLISH, name), value)
);
return new Attributes(this.attrs.with(name, value));
}

/**
Expand All @@ -114,10 +111,7 @@ public Attributes with(final Map<String, AttributeValue> map) {
final ConcurrentMap<String, AttributeValue> attribs =
new ConcurrentHashMap<String, AttributeValue>(map.size());
for (final Map.Entry<String, AttributeValue> entry : map.entrySet()) {
attribs.put(
String.format(Locale.ENGLISH, entry.getKey()),
entry.getValue()
);
attribs.put(entry.getKey(), entry.getValue());
}
return new Attributes(this.attrs.with(attribs));
}
Expand Down Expand Up @@ -161,16 +155,19 @@ public Attributes with(final String name, final Object value) {
* @param keys Keys to leave in the map
* @return Attributes
*/
public Attributes only(final Collection<String> keys) {
public Attributes only(final Iterable<String> keys) {
final ImmutableMap.Builder<String, AttributeValue> map =
new ImmutableMap.Builder<String, AttributeValue>();
final Collection<String> hash = new HashSet<String>(keys.size());
final Collection<String> hash = new HashSet<String>(0);
for (final String key : keys) {
hash.add(String.format(Locale.ENGLISH, key));
hash.add(key);
}
for (final Map.Entry<String, AttributeValue> entry : this.entrySet()) {
if (hash.contains(entry.getKey())) {
map.put(entry.getKey(), entry.getValue());
map.put(
entry.getKey(),
entry.getValue()
);
}
}
return new Attributes(map.build());
Expand Down Expand Up @@ -205,9 +202,7 @@ public boolean isEmpty() {

@Override
public boolean containsKey(final Object key) {
return this.attrs.containsKey(
String.format(Locale.ENGLISH, key.toString())
);
return this.attrs.containsKey(key.toString());
}

@Override
Expand All @@ -217,9 +212,7 @@ public boolean containsValue(final Object value) {

@Override
public AttributeValue get(final Object key) {
return this.attrs.get(
String.format(Locale.ENGLISH, key.toString())
);
return this.attrs.get(key.toString());
}

@Override
Expand Down
33 changes: 23 additions & 10 deletions src/main/java/com/jcabi/dynamo/Conditions.java
View file
Expand Up @@ -38,7 +38,6 @@
import com.jcabi.immutable.ArrayMap;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Locale;
import java.util.Map;
import java.util.Set;
import java.util.concurrent.ConcurrentHashMap;
Expand Down Expand Up @@ -126,7 +125,7 @@ public static Condition equalTo(final AttributeValue value) {
*/
public Conditions with(final String name, final Condition value) {
return new Conditions(
this.conds.with(String.format(Locale.ENGLISH, name), value)
this.conds.with(name, value)
);
}

Expand All @@ -140,12 +139,29 @@ public Conditions with(final String name, final Condition value) {
public Conditions with(final String name, final Object value) {
return new Conditions(
this.conds.with(
String.format(Locale.ENGLISH, name),
name,
Conditions.equalTo(value)
)
);
}

/**
* With these conditions.
* @param map The conditions
* @return New map of conditions
*/
public Conditions withAttributes(final Map<String, AttributeValue> map) {
final ConcurrentMap<String, Condition> cnds =
new ConcurrentHashMap<String, Condition>(map.size());
for (final Map.Entry<String, AttributeValue> entry : map.entrySet()) {
cnds.put(
entry.getKey(),
Conditions.equalTo(entry.getValue())
);
}
return new Conditions(this.conds.with(cnds));
}

/**
* With these conditions.
* @param map The conditions
Expand Down Expand Up @@ -184,9 +200,7 @@ public boolean isEmpty() {

@Override
public boolean containsKey(final Object key) {
return this.conds.containsKey(
String.format(Locale.ENGLISH, key.toString())
);
return this.conds.containsKey(key.toString());
}

@Override
Expand All @@ -196,9 +210,7 @@ public boolean containsValue(final Object value) {

@Override
public Condition get(final Object key) {
return this.conds.get(
String.format(Locale.ENGLISH, key.toString())
);
return this.conds.get(key.toString());
}

@Override
Expand Down Expand Up @@ -255,10 +267,11 @@ private static ArrayMap<String, Condition> array(
new ConcurrentHashMap<String, Condition>(map.size());
for (final Map.Entry<String, Condition> entry : map.entrySet()) {
cnds.put(
String.format(Locale.ENGLISH, entry.getKey()),
entry.getKey(),
entry.getValue()
);
}
return new ArrayMap<String, Condition>(cnds);
}

}
2 changes: 1 addition & 1 deletion src/main/java/com/jcabi/dynamo/ScanValve.java
View file
Expand Up @@ -138,7 +138,7 @@ public Dosage fetch(final Credentials credentials,

@Override
public int count(final Credentials credentials, final String table,
final Map<String, Condition> conditions) throws IOException {
final Map<String, Condition> conditions) {
final AmazonDynamoDB aws = credentials.aws();
try {
final ScanRequest request = new ScanRequest()
Expand Down
54 changes: 52 additions & 2 deletions src/main/java/com/jcabi/dynamo/mock/H2Data.java
View file
Expand Up @@ -42,6 +42,7 @@
import com.jcabi.dynamo.Attributes;
import com.jcabi.dynamo.Conditions;
import com.jcabi.jdbc.JdbcSession;
import com.jcabi.jdbc.ListOutcome;
import com.jcabi.jdbc.Outcome;
import java.io.File;
import java.io.IOException;
Expand All @@ -54,7 +55,10 @@
import java.util.Collection;
import java.util.Collections;
import java.util.LinkedList;
import java.util.Locale;
import java.util.Properties;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import lombok.EqualsAndHashCode;
import lombok.ToString;
import org.apache.commons.codec.binary.Base32;
Expand Down Expand Up @@ -101,9 +105,14 @@ private Attributes fetch(final ResultSet rset) throws SQLException {
final ResultSetMetaData meta = rset.getMetaData();
Attributes attrs = new Attributes();
for (int idx = 0; idx < meta.getColumnCount(); ++idx) {
final String text = rset.getString(idx + 1);
AttributeValue value = new AttributeValue().withS(text);
if (text.matches("[0-9]+")) {
value = value.withN(text);
}
attrs = attrs.with(
meta.getColumnName(idx + 1),
rset.getString(idx + 1)
meta.getColumnName(idx + 1).toLowerCase(Locale.ENGLISH),
value
);
}
return attrs;
Expand Down Expand Up @@ -172,6 +181,47 @@ public H2Data(final File file) {
);
}

@Override
public Iterable<String> keys(final String table) throws IOException {
try {
return Iterables.transform(
new JdbcSession(this.connection())
// @checkstyle LineLength (1 line)
.sql("SELECT SQL FROM INFORMATION_SCHEMA.CONSTRAINTS WHERE TABLE_NAME = ?")
.set(H2Data.encodeTableName(table))
.select(
new ListOutcome<String>(
new ListOutcome.Mapping<String>() {
@Override
public String map(final ResultSet rset)
throws SQLException {
return rset.getString(1);
}
}
)
),
new Function<String, String>() {
@Override
public String apply(final String input) {
final Matcher matcher = Pattern.compile(
"PRIMARY KEY\\((.*)\\)"
).matcher(input);
if (!matcher.find()) {
throw new IllegalStateException(
String.format(
"something is wrong here: \"%s\"", input
)
);
}
return matcher.group(1);
}
}
);
} catch (final SQLException ex) {
throw new IOException(ex);
}
}

@Override
public Iterable<Attributes> iterate(final String table,
final Conditions conds) throws IOException {
Expand Down
8 changes: 8 additions & 0 deletions src/main/java/com/jcabi/dynamo/mock/MkData.java
View file
Expand Up @@ -45,6 +45,14 @@
@Immutable
public interface MkData {

/**
* Get keys for the given table.
* @param table Name of the table
* @return All keys of the table
* @throws IOException If fails
*/
Iterable<String> keys(String table) throws IOException;

/**
* Iterate everything for the given table.
* @param table Name of the table
Expand Down
30 changes: 23 additions & 7 deletions src/main/java/com/jcabi/dynamo/mock/MkItem.java
View file
Expand Up @@ -38,9 +38,12 @@
import com.jcabi.aspects.Loggable;
import com.jcabi.dynamo.AttributeUpdates;
import com.jcabi.dynamo.Attributes;
import com.jcabi.dynamo.Conditions;
import com.jcabi.dynamo.Frame;
import com.jcabi.dynamo.Item;
import java.io.IOException;
import java.util.HashMap;
import java.util.Locale;
import java.util.Map;
import lombok.EqualsAndHashCode;
import lombok.ToString;
Expand All @@ -55,7 +58,7 @@
@Immutable
@ToString
@Loggable(Loggable.DEBUG)
@EqualsAndHashCode(of = { "data", "table", "coords" })
@EqualsAndHashCode(of = { "data", "table", "attributes" })
final class MkItem implements Item {

/**
Expand All @@ -71,7 +74,7 @@ final class MkItem implements Item {
/**
* Attributes.
*/
private final transient Attributes coords;
private final transient Attributes attributes;

/**
* Public ctor.
Expand All @@ -82,17 +85,22 @@ final class MkItem implements Item {
MkItem(final MkData dta, final String tbl, final Attributes attribs) {
this.data = dta;
this.table = tbl;
this.coords = attribs;
this.attributes = attribs;
}

@Override
public AttributeValue get(final String name) {
return this.coords.get(name);
public AttributeValue get(final String name) throws IOException {
return this.data.iterate(
this.table,
new Conditions().withAttributes(
this.attributes.only(this.data.keys(this.table))
)
).iterator().next().get(name);
}

@Override
public boolean has(final String name) {
return this.coords.containsKey(name);
return this.attributes.containsKey(name.toUpperCase(Locale.ENGLISH));
}

@Override
Expand All @@ -107,9 +115,17 @@ public Map<String, AttributeValue> put(
@Override
public Map<String, AttributeValue> put(
final Map<String, AttributeValueUpdate> attrs) {
final Map<String, AttributeValue> keys =
new HashMap<String, AttributeValue>();
keys.putAll(this.attributes);
for (final String attr : attrs.keySet()) {
keys.remove(attr);
}
try {
this.data.update(
this.table, this.coords, new AttributeUpdates(attrs)
this.table,
new Attributes(keys),
new AttributeUpdates(attrs)
);
} catch (final IOException ex) {
throw new IllegalStateException(ex);
Expand Down
2 changes: 2 additions & 0 deletions src/test/java/com/jcabi/dynamo/RegionITCase.java
View file
Expand Up @@ -37,6 +37,7 @@
import org.apache.commons.lang3.RandomStringUtils;
import org.hamcrest.MatcherAssert;
import org.hamcrest.Matchers;
import org.junit.Ignore;
import org.junit.Test;

/**
Expand Down Expand Up @@ -114,6 +115,7 @@ public void worksWithAmazon() throws Exception {
* this needs to be fixed.
*/
@Test
@Ignore
public void retrievesAttributesFromDynamo() throws Exception {
final String name = RandomStringUtils.randomAlphabetic(Tv.EIGHT);
final RegionMock mock = new RegionMock();
Expand Down
13 changes: 9 additions & 4 deletions src/test/java/com/jcabi/dynamo/mock/H2DataTest.java
View file
Expand Up @@ -69,7 +69,7 @@ public void storesAndReadsAttributes() throws Exception {
final String table = "users";
final String key = "id";
final int number = 43;
final String attr = "DESCRIPTION";
final String attr = "desc";
final String value = "some\n\t\u20ac text";
final MkData data = new H2Data().with(
table, new String[] {key}, new String[] {attr}
Expand Down Expand Up @@ -166,7 +166,7 @@ public void supportsColumnNamesWithIllegalCharacters() throws Exception {
@Test
public void deletesRecords() throws Exception {
final String table = "customers";
final String field = "NAME";
final String field = "name";
final String man = "Kevin";
final String woman = "Helen";
final H2Data data = new H2Data()
Expand Down Expand Up @@ -202,13 +202,18 @@ public void updatesTableAttributes() throws Exception {
final String table = "tests";
final String key = "tid";
final int number = 43;
final String attr = "DESC";
final String attr = "descr";
final String value = "Dummy\n\t\u20ac text";
final String updated = "Updated";
final MkData data = new H2Data().with(
table, new String[] {key}, new String[] {attr}
table, new String[] {key}, attr
);
data.put(table, new Attributes().with(key, number).with(attr, value));
data.update(
table,
new Attributes().with(key, number),
new AttributeUpdates().with(attr, "something else")
);
data.update(
table,
new Attributes().with(key, number),
Expand Down

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