在groovy出现下述程序,但在gasnode groovy里显示错误,请帮助解决 " t* o' g5 p$ W( s d s' Y; F; |6 J( g
8 Z5 h7 J8 u6 J( F7 A% G. |& P2 d@Parameter (displayName = "Measured Pressure", usageName = "measured pressure") + m8 N9 J$ c( Z6 O$ f9 R: Q4 M public double getMeasured pressure() {% Y6 g: L' v. U& j
return measured pressure) H: Z) f$ ~" F6 t
} & ~/ r# S' F+ ~! g# M public void setMeasured pressure(double newValue) { * a( t: R1 W% x* r$ D/ v8 n& L measured pressure = newValue* F9 s+ M* y$ v( @1 S7 p$ q$ x. X
} - U8 {# r) ?& s" ? public double measured pressure = 0 & B o# P' J0 p9 j 3 r6 D9 T' f9 @0 r /**; @; A& F' P" o
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* This value is used to automatically generate agent identifiers.7 |! ^( v5 J; g; L* H
* @field serialVersionUID # @( _" V q! _ *8 n8 l6 M/ g, u- l+ x
*// q6 r7 G, Q0 Z2 ^5 _1 t
private static final long serialVersionUID = 1L ( u; s& [# z" s8 _3 S: @2 A: C4 K) G7 E: c. H% G/ I, i
/**9 T( T- S( C1 S' P
* # d5 p; H( F. c3 E- j * This value is used to automatically generate agent identifiers. 7 r( l6 W* M3 I * @field agentIDCounter : d4 k9 D4 a# L8 w * / L6 z+ Q) T& X$ G. M' S, y0 f */# g. R, o& t; w' |: ?0 R& d1 u
protected static long agentIDCounter = 1 , Q/ }! }# {/ P) n# l' J* k# A; L+ h `& ~/ B2 q; D2 b4 y* P1 A
/** ) z+ H. y( }& a# g( |) }1 O2 ]4 E+ P *1 A: K0 f- |- v- c* T; J( o
* This value is the agent's identifier. 5 L$ J* u8 o; {, u6 \0 ~ * @field agentID8 u+ d- Q2 J$ T0 [2 ?
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protected String agentID = "GasNode " + (agentIDCounter++). o7 X1 s1 M4 A
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* This is the step behavior. % P9 p7 p' {9 ?: Y+ Y * @method step + V2 ?3 h/ U# q9 [* R *$ Q" n9 p, i, B3 {+ q" c# y
*/ " C5 j/ n% Q+ ~! L0 p2 U @Watch( ' r1 @& j, d2 S% B; ?+ _( I watcheeClassName = 'infrastructuredemo.GasNode', & E# q0 ?! V4 t8 G watcheeFieldNames = 'pressure',( s% j* L7 c% {) L8 k' J
query = 'linked_from',3 C+ `% ?9 ^1 @% \: ]2 T
whenToTrigger = WatcherTriggerSchedule.LATER, ' e. {# Q3 O; y, s j; T scheduleTriggerDelta = 10d3 a% U3 A! q6 n, `1 U( H
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public def step(infrastructuredemo.GasNode watchedAgent) {) f. [2 u9 f: [$ k* d2 {0 n
; G+ Y* n6 {5 h' k* c7 N {
// Define the return value variable.: n4 ~6 ^; p( G1 u( W: P4 k" Z
def returnValue/ Y8 N' X. [1 ~% Y8 \( Z! O3 Y; F
1 g% \' O, E: V* f O // Note the simulation time. ' v5 H" O" `/ M" W5 j def time = GetTickCountInTimeUnits()! d% C, C/ H8 {( k$ X% o
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7 h h+ ^& Q/ F# o/ N3 Y // This is an agent decision. $ B1 u, ~9 ^; }8 T) f if (watchedNode.pressure<200) {8 \% F" ~$ f- Y! W/ x6 a7 C$ `* q
6 z; c* ?4 X8 L+ X. ^' F X/ p5 g // This is a task.$ h, [6 d2 O/ o
setPressure(watchedAgent.pressure) : [6 z9 J& r) U! y& i7 h& w" P+ K$ o5 x- _ I/ I/ k9 G! z: b
} else {8 a9 z2 o9 b/ i2 a
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// Return the results. 3 K- M8 G3 {7 P% h6 N) W+ O' ? return returnValue ; \( n3 ^6 `; ]; T * I+ O; y o: m9 [) `6 n7 Q5 \ }' J5 b u3 a& d% Z* p( \
% N+ v8 w# O& d. S' I( e c /** % G! `/ x1 S& n$ I * 8 {; v o' X: F * This is the step behavior. " D8 x0 J! w% J. f1 Z, U# b * @method step) H. ~- D { x4 X
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@ScheduledMethod(% E: j; v! R" `: M; P" T; f
start = 1d, + w7 _0 H: H; g0 Z0 ?! @( M ` interval = 1d, 6 x# B+ m0 \2 r3 `) F4 ^3 F7 P% V ? shuffle = false ( i1 j2 H. e7 E0 n0 L )8 a0 o5 F0 [8 K/ K$ c% k
public void step() {/ G: m. m% G0 e& w Z- C- E5 H/ V
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// Note the simulation time. 1 K0 a4 G& A1 N9 P$ F def time = GetTickCountInTimeUnits() 4 L: T( N" |* T' k8 ^0 o : P: D+ j; I5 a% c+ L6 c // This is a task. + F: o ]9 Z1 d measurePressure=pressure+ RandomDraw(-20.0, 20.0)* b @5 f, i& M2 p
// End the method.$ H; i0 E0 q( c8 q1 v* }4 L
return x+ w* B$ [6 l/ U& \; X& w; k# [! m+ V! @" T# V
}